1261578480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{169567}}^1$

素因数の和:169614

約数の個数: 80

約数和(自身を含む): 4037074944

約数和(自身を除く): 2775496464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 169567, 339134, 508701, 678268, 847835, 1017402, 1356536, 1695670, 2034804, 2543505, 2713072, 3391340, 4069608, 5087010, 5256577, 6782680, 8139216, 10174020, 10513154, 13565360, 15769731, 20348040, 21026308, 26282885, 31539462, 40696080, 42052616, 52565770, 63078924, 78848655, 84105232, 105131540, 126157848, 157697310, 210263080, 252315696, 315394620, 420526160, 630789240, 1261578480]

約数ペア:

[(1, 1261578480), (2, 630789240), (3, 420526160), (4, 315394620), (5, 252315696), (6, 210263080), (8, 157697310), (10, 126157848), (12, 105131540), (15, 84105232), (16, 78848655), (20, 63078924), (24, 52565770), (30, 42052616), (31, 40696080), (40, 31539462), (48, 26282885), (60, 21026308), (62, 20348040), (80, 15769731), (93, 13565360), (120, 10513154), (124, 10174020), (155, 8139216), (186, 6782680), (240, 5256577), (248, 5087010), (310, 4069608), (372, 3391340), (465, 2713072), (496, 2543505), (620, 2034804), (744, 1695670), (930, 1356536), (1240, 1017402), (1488, 847835), (1860, 678268), (2480, 508701), (3720, 339134), (7440, 169567)]