78518040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21107}}^1$

素因数の和:21152

約数の個数: 64

約数和(自身を含む): 243164160

約数和(自身を除く): 164646120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 21107, 42214, 63321, 84428, 105535, 126642, 168856, 211070, 253284, 316605, 422140, 506568, 633210, 654317, 844280, 1266420, 1308634, 1962951, 2532840, 2617268, 3271585, 3925902, 5234536, 6543170, 7851804, 9814755, 13086340, 15703608, 19629510, 26172680, 39259020, 78518040]

約数ペア:

[(1, 78518040), (2, 39259020), (3, 26172680), (4, 19629510), (5, 15703608), (6, 13086340), (8, 9814755), (10, 7851804), (12, 6543170), (15, 5234536), (20, 3925902), (24, 3271585), (30, 2617268), (31, 2532840), (40, 1962951), (60, 1308634), (62, 1266420), (93, 844280), (120, 654317), (124, 633210), (155, 506568), (186, 422140), (248, 316605), (310, 253284), (372, 211070), (465, 168856), (620, 126642), (744, 105535), (930, 84428), (1240, 63321), (1860, 42214), (3720, 21107)]