31695160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 84296160

約数和(自身を除く): 52601000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 103, 140, 157, 196, 206, 245, 280, 314, 392, 412, 490, 515, 628, 721, 785, 824, 980, 1030, 1099, 1256, 1442, 1570, 1960, 2060, 2198, 2884, 3140, 3605, 4120, 4396, 5047, 5495, 5768, 6280, 7210, 7693, 8792, 10094, 10990, 14420, 15386, 16171, 20188, 21980, 25235, 28840, 30772, 32342, 38465, 40376, 43960, 50470, 61544, 64684, 76930, 80855, 100940, 113197, 129368, 153860, 161710, 201880, 226394, 307720, 323420, 452788, 565985, 646840, 792379, 905576, 1131970, 1584758, 2263940, 3169516, 3961895, 4527880, 6339032, 7923790, 15847580, 31695160]

約数ペア:

[(1, 31695160), (2, 15847580), (4, 7923790), (5, 6339032), (7, 4527880), (8, 3961895), (10, 3169516), (14, 2263940), (20, 1584758), (28, 1131970), (35, 905576), (40, 792379), (49, 646840), (56, 565985), (70, 452788), (98, 323420), (103, 307720), (140, 226394), (157, 201880), (196, 161710), (206, 153860), (245, 129368), (280, 113197), (314, 100940), (392, 80855), (412, 76930), (490, 64684), (515, 61544), (628, 50470), (721, 43960), (785, 40376), (824, 38465), (980, 32342), (1030, 30772), (1099, 28840), (1256, 25235), (1442, 21980), (1570, 20188), (1960, 16171), (2060, 15386), (2198, 14420), (2884, 10990), (3140, 10094), (3605, 8792), (4120, 7693), (4396, 7210), (5047, 6280), (5495, 5768)]