8457879420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1515749}}^1$

素因数の和:1515795

約数の個数: 72

約数和(自身を含む): 26483184000

約数和(自身を除く): 18025304580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 1515749, 3031498, 4547247, 6062996, 7578745, 9094494, 13641741, 15157490, 18188988, 22736235, 27283482, 30314980, 45472470, 46988219, 54566964, 68208705, 90944940, 93976438, 136417410, 140964657, 187952876, 234941095, 272834820, 281929314, 422893971, 469882190, 563858628, 704823285, 845787942, 939764380, 1409646570, 1691575884, 2114469855, 2819293140, 4228939710, 8457879420]

約数ペア:

[(1, 8457879420), (2, 4228939710), (3, 2819293140), (4, 2114469855), (5, 1691575884), (6, 1409646570), (9, 939764380), (10, 845787942), (12, 704823285), (15, 563858628), (18, 469882190), (20, 422893971), (30, 281929314), (31, 272834820), (36, 234941095), (45, 187952876), (60, 140964657), (62, 136417410), (90, 93976438), (93, 90944940), (124, 68208705), (155, 54566964), (180, 46988219), (186, 45472470), (279, 30314980), (310, 27283482), (372, 22736235), (465, 18188988), (558, 15157490), (620, 13641741), (930, 9094494), (1116, 7578745), (1395, 6062996), (1860, 4547247), (2790, 3031498), (5580, 1515749)]