既約分数の一覧

分母が120までの分数の既約分数・約分できない分数の一覧を作成しました。

また各分母が持つ既約分数の数も一覧に含めました。

区切り文字の「,」は全角です。

分母 既約
分数の数
分子一覧
2 1 1
3 2 1,2
4 2 1,3
5 4 1,2,3,4
6 2 1,5
7 6 1,2,3,4,5,6
8 4 1,3,5,7
9 6 1,2,4,5,7,8
10 4 1,3,7,9
11 10 1,2,3,4,5,6,7,8,9,10
12 4 1,5,7,11
13 12 1,2,3,4,5,6,7,8,9,10,11,12
14 6 1,3,5,9,11,13
15 8 1,2,4,7,8,11,13,14
16 8 1,3,5,7,9,11,13,15
17 16 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16
18 6 1,5,7,11,13,17
19 18 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18
20 8 1,3,7,9,11,13,17,19
21 12 1,2,4,5,8,10,11,13,16,17,19,20
22 10 1,3,5,7,9,13,15,17,19,21
23 22 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22
24 8 1,5,7,11,13,17,19,23
25 20 1,2,3,4,6,7,8,9,11,12,13,14,16,17,18,19,21,22,23,24
26 12 1,3,5,7,9,11,15,17,19,21,23,25
27 18 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,26
28 12 1,3,5,9,11,13,15,17,19,23,25,27
29 28 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28
30 8 1,7,11,13,17,19,23,29
31 30 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30
32 16 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31
33 20 1,2,4,5,7,8,10,13,14,16,17,19,20,23,25,26,28,29,31,32
34 16 1,3,5,7,9,11,13,15,19,21,23,25,27,29,31,33
35 24 1,2,3,4,6,8,9,11,12,13,16,17,18,19,22,23,24,26,27,29,31,32,33,34
36 12 1,5,7,11,13,17,19,23,25,29,31,35
37 36 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36
38 18 1,3,5,7,9,11,13,15,17,21,23,25,27,29,31,33,35,37
39 24 1,2,4,5,7,8,10,11,14,16,17,19,20,22,23,25,28,29,31,32,34,35,37,38
40 16 1,3,7,9,11,13,17,19,21,23,27,29,31,33,37,39
41 40 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40
42 12 1,5,11,13,17,19,23,25,29,31,37,41
43 42 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42
44 20 1,3,5,7,9,13,15,17,19,21,23,25,27,29,31,35,37,39,41,43
45 24 1,2,4,7,8,11,13,14,16,17,19,22,23,26,28,29,31,32,34,37,38,41,43,44
46 22 1,3,5,7,9,11,13,15,17,19,21,25,27,29,31,33,35,37,39,41,43,45
47 46 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46
48 16 1,5,7,11,13,17,19,23,25,29,31,35,37,41,43,47
49 42 1,2,3,4,5,6,8,9,10,11,12,13,15,16,17,18,19,20,22,23,24,25,26,27,29,30,31,32,33,34,36,37,38,39,40,41,43,44,45,46,47,48
50 20 1,3,7,9,11,13,17,19,21,23,27,29,31,33,37,39,41,43,47,49
51 32 1,2,4,5,7,8,10,11,13,14,16,19,20,22,23,25,26,28,29,31,32,35,37,38,40,41,43,44,46,47,49,50
52 24 1,3,5,7,9,11,15,17,19,21,23,25,27,29,31,33,35,37,41,43,45,47,49,51
53 52 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52
54 18 1,5,7,11,13,17,19,23,25,29,31,35,37,41,43,47,49,53
55 40 1,2,3,4,6,7,8,9,12,13,14,16,17,18,19,21,23,24,26,27,28,29,31,32,34,36,37,38,39,41,42,43,46,47,48,49,51,52,53,54
56 24 1,3,5,9,11,13,15,17,19,23,25,27,29,31,33,37,39,41,43,45,47,51,53,55
57 36 1,2,4,5,7,8,10,11,13,14,16,17,20,22,23,25,26,28,29,31,32,34,35,37,40,41,43,44,46,47,49,50,52,53,55,56
58 28 1,3,5,7,9,11,13,15,17,19,21,23,25,27,31,33,35,37,39,41,43,45,47,49,51,53,55,57
59 58 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58
60 16 1,7,11,13,17,19,23,29,31,37,41,43,47,49,53,59
61 60 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60
62 30 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61
63 36 1,2,4,5,8,10,11,13,16,17,19,20,22,23,25,26,29,31,32,34,37,38,40,41,43,44,46,47,50,52,53,55,58,59,61,62
64 32 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63
65 48 1,2,3,4,6,7,8,9,11,12,14,16,17,18,19,21,22,23,24,27,28,29,31,32,33,34,36,37,38,41,42,43,44,46,47,48,49,51,53,54,56,57,58,59,61,62,63,64
66 20 1,5,7,13,17,19,23,25,29,31,35,37,41,43,47,49,53,59,61,65
67 66 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66
68 32 1,3,5,7,9,11,13,15,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,53,55,57,59,61,63,65,67
69 44 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,25,26,28,29,31,32,34,35,37,38,40,41,43,44,47,49,50,52,53,55,56,58,59,61,62,64,65,67,68
70 24 1,3,9,11,13,17,19,23,27,29,31,33,37,39,41,43,47,51,53,57,59,61,67,69
71 70 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70
72 24 1,5,7,11,13,17,19,23,25,29,31,35,37,41,43,47,49,53,55,59,61,65,67,71
73 72 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72
74 36 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73
75 40 1,2,4,7,8,11,13,14,16,17,19,22,23,26,28,29,31,32,34,37,38,41,43,44,46,47,49,52,53,56,58,59,61,62,64,67,68,71,73,74
76 36 1,3,5,7,9,11,13,15,17,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,59,61,63,65,67,69,71,73,75
77 60 1,2,3,4,5,6,8,9,10,12,13,15,16,17,18,19,20,23,24,25,26,27,29,30,31,32,34,36,37,38,39,40,41,43,45,46,47,48,50,51,52,53,54,57,58,59,60,61,62,64,65,67,68,69,71,72,73,74,75,76
78 24 1,5,7,11,17,19,23,25,29,31,35,37,41,43,47,49,53,55,59,61,67,71,73,77
79 78 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78
80 32 1,3,7,9,11,13,17,19,21,23,27,29,31,33,37,39,41,43,47,49,51,53,57,59,61,63,67,69,71,73,77,79
81 54 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,26,28,29,31,32,34,35,37,38,40,41,43,44,46,47,49,50,52,53,55,56,58,59,61,62,64,65,67,68,70,71,73,74,76,77,79,80
82 40 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81
83 82 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82
84 24 1,5,11,13,17,19,23,25,29,31,37,41,43,47,53,55,59,61,65,67,71,73,79,83
85 64 1,2,3,4,6,7,8,9,11,12,13,14,16,18,19,21,22,23,24,26,27,28,29,31,32,33,36,37,38,39,41,42,43,44,46,47,48,49,52,53,54,56,57,58,59,61,62,63,64,66,67,69,71,72,73,74,76,77,78,79,81,82,83,84
86 42 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85
87 56 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,26,28,31,32,34,35,37,38,40,41,43,44,46,47,49,50,52,53,55,56,59,61,62,64,65,67,68,70,71,73,74,76,77,79,80,82,83,85,86
88 40 1,3,5,7,9,13,15,17,19,21,23,25,27,29,31,35,37,39,41,43,45,47,49,51,53,57,59,61,63,65,67,69,71,73,75,79,81,83,85,87
89 88 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88
90 24 1,7,11,13,17,19,23,29,31,37,41,43,47,49,53,59,61,67,71,73,77,79,83,89
91 72 1,2,3,4,5,6,8,9,10,11,12,15,16,17,18,19,20,22,23,24,25,27,29,30,31,32,33,34,36,37,38,40,41,43,44,45,46,47,48,50,51,53,54,55,57,58,59,60,61,62,64,66,67,68,69,71,72,73,74,75,76,79,80,81,82,83,85,86,87,88,89,90
92 44 1,3,5,7,9,11,13,15,17,19,21,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,71,73,75,77,79,81,83,85,87,89,91
93 60 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,26,28,29,32,34,35,37,38,40,41,43,44,46,47,49,50,52,53,55,56,58,59,61,64,65,67,68,70,71,73,74,76,77,79,80,82,83,85,86,88,89,91,92
94 46 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91,93
95 72 1,2,3,4,6,7,8,9,11,12,13,14,16,17,18,21,22,23,24,26,27,28,29,31,32,33,34,36,37,39,41,42,43,44,46,47,48,49,51,52,53,54,56,58,59,61,62,63,64,66,67,68,69,71,72,73,74,77,78,79,81,82,83,84,86,87,88,89,91,92,93,94
96 32 1,5,7,11,13,17,19,23,25,29,31,35,37,41,43,47,49,53,55,59,61,65,67,71,73,77,79,83,85,89,91,95
97 96 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96
98 42 1,3,5,9,11,13,15,17,19,23,25,27,29,31,33,37,39,41,43,45,47,51,53,55,57,59,61,65,67,69,71,73,75,79,81,83,85,87,89,93,95,97
99 60 1,2,4,5,7,8,10,13,14,16,17,19,20,23,25,26,28,29,31,32,34,35,37,38,40,41,43,46,47,49,50,52,53,56,58,59,61,62,64,65,67,68,70,71,73,74,76,79,80,82,83,85,86,89,91,92,94,95,97,98
100 40 1,3,7,9,11,13,17,19,21,23,27,29,31,33,37,39,41,43,47,49,51,53,57,59,61,63,67,69,71,73,77,79,81,83,87,89,91,93,97,99
101 100 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100
102 32 1,5,7,11,13,19,23,25,29,31,35,37,41,43,47,49,53,55,59,61,65,67,71,73,77,79,83,89,91,95,97,101
103 102 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102
104 48 1,3,5,7,9,11,15,17,19,21,23,25,27,29,31,33,35,37,41,43,45,47,49,51,53,55,57,59,61,63,67,69,71,73,75,77,79,81,83,85,87,89,93,95,97,99,101,103
105 48 1,2,4,8,11,13,16,17,19,22,23,26,29,31,32,34,37,38,41,43,44,46,47,52,53,58,59,61,62,64,67,68,71,73,74,76,79,82,83,86,88,89,92,94,97,101,103,104
106 52 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91,93,95,97,99,101,103,105
107 106 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106
108 36 1,5,7,11,13,17,19,23,25,29,31,35,37,41,43,47,49,53,55,59,61,65,67,71,73,77,79,83,85,89,91,95,97,101,103,107
109 108 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108
110 40 1,3,7,9,13,17,19,21,23,27,29,31,37,39,41,43,47,49,51,53,57,59,61,63,67,69,71,73,79,81,83,87,89,91,93,97,101,103,107,109
111 72 1,2,4,5,7,8,10,11,13,14,16,17,19,20,22,23,25,26,28,29,31,32,34,35,38,40,41,43,44,46,47,49,50,52,53,55,56,58,59,61,62,64,65,67,68,70,71,73,76,77,79,80,82,83,85,86,88,89,91,92,94,95,97,98,100,101,103,104,106,107,109,110
112 48 1,3,5,9,11,13,15,17,19,23,25,27,29,31,33,37,39,41,43,45,47,51,53,55,57,59,61,65,67,69,71,73,75,79,81,83,85,87,89,93,95,97,99,101,103,107,109,111
113 112 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112
114 36 1,5,7,11,13,17,23,25,29,31,35,37,41,43,47,49,53,55,59,61,65,67,71,73,77,79,83,85,89,91,97,101,103,107,109,113
115 88 1,2,3,4,6,7,8,9,11,12,13,14,16,17,18,19,21,22,24,26,27,28,29,31,32,33,34,36,37,38,39,41,42,43,44,47,48,49,51,52,53,54,56,57,58,59,61,62,63,64,66,67,68,71,72,73,74,76,77,78,79,81,82,83,84,86,87,88,89,91,93,94,96,97,98,99,101,102,103,104,106,107,108,109,111,112,113,114
116 56 1,3,5,7,9,11,13,15,17,19,21,23,25,27,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,89,91,93,95,97,99,101,103,105,107,109,111,113,115
117 72 1,2,4,5,7,8,10,11,14,16,17,19,20,22,23,25,28,29,31,32,34,35,37,38,40,41,43,44,46,47,49,50,53,55,56,58,59,61,62,64,67,68,70,71,73,74,76,77,79,80,82,83,85,86,88,89,92,94,95,97,98,100,101,103,106,107,109,110,112,113,115,116
118 58 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91,93,95,97,99,101,103,105,107,109,111,113,115,117
119 96 1,2,3,4,5,6,8,9,10,11,12,13,15,16,18,19,20,22,23,24,25,26,27,29,30,31,32,33,36,37,38,39,40,41,43,44,45,46,47,48,50,52,53,54,55,57,58,59,60,61,62,64,65,66,67,69,71,72,73,74,75,76,78,79,80,81,82,83,86,87,88,89,90,92,93,94,95,96,97,99,100,101,103,104,106,107,108,109,110,111,113,114,115,116,117,118
120 32 1,7,11,13,17,19,23,29,31,37,41,43,47,49,53,59,61,67,71,73,77,79,83,89,91,97,101,103,107,109,113,119
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