66666120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17921}}^1$

素因数の和:17966

約数の個数: 64

約数和(自身を含む): 206461440

約数和(自身を除く): 139795320

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, 17921, 35842, 53763, 71684, 89605, 107526, 143368, 179210, 215052, 268815, 358420, 430104, 537630, 555551, 716840, 1075260, 1111102, 1666653, 2150520, 2222204, 2777755, 3333306, 4444408, 5555510, 6666612, 8333265, 11111020, 13333224, 16666530, 22222040, 33333060, 66666120]

約数ペア:

[(1, 66666120), (2, 33333060), (3, 22222040), (4, 16666530), (5, 13333224), (6, 11111020), (8, 8333265), (10, 6666612), (12, 5555510), (15, 4444408), (20, 3333306), (24, 2777755), (30, 2222204), (31, 2150520), (40, 1666653), (60, 1111102), (62, 1075260), (93, 716840), (120, 555551), (124, 537630), (155, 430104), (186, 358420), (248, 268815), (310, 215052), (372, 179210), (465, 143368), (620, 107526), (744, 89605), (930, 71684), (1240, 53763), (1860, 35842), (3720, 17921)]