1375885680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{440989}}^1$

素因数の和:441018

約数の個数: 80

約数和(自身を含む): 4593351840

約数和(自身を除く): 3217466160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 440989, 881978, 1322967, 1763956, 2204945, 2645934, 3527912, 4409890, 5291868, 5732857, 6614835, 7055824, 8819780, 10583736, 11465714, 13229670, 17198571, 17639560, 21167472, 22931428, 26459340, 28664285, 34397142, 35279120, 45862856, 52918680, 57328570, 68794284, 85992855, 91725712, 105837360, 114657140, 137588568, 171985710, 229314280, 275177136, 343971420, 458628560, 687942840, 1375885680]

約数ペア:

[(1, 1375885680), (2, 687942840), (3, 458628560), (4, 343971420), (5, 275177136), (6, 229314280), (8, 171985710), (10, 137588568), (12, 114657140), (13, 105837360), (15, 91725712), (16, 85992855), (20, 68794284), (24, 57328570), (26, 52918680), (30, 45862856), (39, 35279120), (40, 34397142), (48, 28664285), (52, 26459340), (60, 22931428), (65, 21167472), (78, 17639560), (80, 17198571), (104, 13229670), (120, 11465714), (130, 10583736), (156, 8819780), (195, 7055824), (208, 6614835), (240, 5732857), (260, 5291868), (312, 4409890), (390, 3527912), (520, 2645934), (624, 2204945), (780, 1763956), (1040, 1322967), (1560, 881978), (3120, 440989)]