204884880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{853687}}^1$

素因数の和:853703

約数の個数: 40

約数和(自身を含む): 635143872

約数和(自身を除く): 430258992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 853687, 1707374, 2561061, 3414748, 4268435, 5122122, 6829496, 8536870, 10244244, 12805305, 13658992, 17073740, 20488488, 25610610, 34147480, 40976976, 51221220, 68294960, 102442440, 204884880]

約数ペア:

[(1, 204884880), (2, 102442440), (3, 68294960), (4, 51221220), (5, 40976976), (6, 34147480), (8, 25610610), (10, 20488488), (12, 17073740), (15, 13658992), (16, 12805305), (20, 10244244), (24, 8536870), (30, 6829496), (40, 5122122), (48, 4268435), (60, 3414748), (80, 2561061), (120, 1707374), (240, 853687)]