309585680

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{5323}}^1$

素因数の和:6063

約数の個数: 40

約数和(自身を含む): 720912192

約数和(自身を除く): 411326512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1454, 2908, 3635, 5323, 5816, 7270, 10646, 11632, 14540, 21292, 26615, 29080, 42584, 53230, 58160, 85168, 106460, 212920, 425840, 3869821, 7739642, 15479284, 19349105, 30958568, 38698210, 61917136, 77396420, 154792840, 309585680]

約数ペア:

[(1, 309585680), (2, 154792840), (4, 77396420), (5, 61917136), (8, 38698210), (10, 30958568), (16, 19349105), (20, 15479284), (40, 7739642), (80, 3869821), (727, 425840), (1454, 212920), (2908, 106460), (3635, 85168), (5323, 58160), (5816, 53230), (7270, 42584), (10646, 29080), (11632, 26615), (14540, 21292)]