665141520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{52291}}^1$

素因数の和:52360

約数の個数: 80

約数和(自身を含む): 2100883392

約数和(自身を除く): 1435741872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 52291, 104582, 156873, 209164, 261455, 313746, 418328, 522910, 627492, 784365, 836656, 1045820, 1254984, 1568730, 2091640, 2509968, 2771423, 3137460, 4183280, 5542846, 6274920, 8314269, 11085692, 12549840, 13857115, 16628538, 22171384, 27714230, 33257076, 41571345, 44342768, 55428460, 66514152, 83142690, 110856920, 133028304, 166285380, 221713840, 332570760, 665141520]

約数ペア:

[(1, 665141520), (2, 332570760), (3, 221713840), (4, 166285380), (5, 133028304), (6, 110856920), (8, 83142690), (10, 66514152), (12, 55428460), (15, 44342768), (16, 41571345), (20, 33257076), (24, 27714230), (30, 22171384), (40, 16628538), (48, 13857115), (53, 12549840), (60, 11085692), (80, 8314269), (106, 6274920), (120, 5542846), (159, 4183280), (212, 3137460), (240, 2771423), (265, 2509968), (318, 2091640), (424, 1568730), (530, 1254984), (636, 1045820), (795, 836656), (848, 784365), (1060, 627492), (1272, 522910), (1590, 418328), (2120, 313746), (2544, 261455), (3180, 209164), (4240, 156873), (6360, 104582), (12720, 52291)]