15707202520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1031}}^1\times {\mathrm{2999}}^1$

素因数の和:4168

約数の個数: 64

約数和(自身を含む): 35665920000

約数和(自身を除く): 19958717480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1031, 1270, 2062, 2540, 2999, 4124, 5080, 5155, 5998, 8248, 10310, 11996, 14995, 20620, 23992, 29990, 41240, 59980, 119960, 130937, 261874, 380873, 523748, 654685, 761746, 1047496, 1309370, 1523492, 1904365, 2618740, 3046984, 3091969, 3808730, 5237480, 6183938, 7617460, 12367876, 15234920, 15459845, 24735752, 30919690, 61839380, 123678760, 392680063, 785360126, 1570720252, 1963400315, 3141440504, 3926800630, 7853601260, 15707202520]

約数ペア:

[(1, 15707202520), (2, 7853601260), (4, 3926800630), (5, 3141440504), (8, 1963400315), (10, 1570720252), (20, 785360126), (40, 392680063), (127, 123678760), (254, 61839380), (508, 30919690), (635, 24735752), (1016, 15459845), (1031, 15234920), (1270, 12367876), (2062, 7617460), (2540, 6183938), (2999, 5237480), (4124, 3808730), (5080, 3091969), (5155, 3046984), (5998, 2618740), (8248, 1904365), (10310, 1523492), (11996, 1309370), (14995, 1047496), (20620, 761746), (23992, 654685), (29990, 523748), (41240, 380873), (59980, 261874), (119960, 130937)]