82781040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{344921}}^1$

素因数の和:344937

約数の個数: 40

約数和(自身を含む): 256621968

約数和(自身を除く): 173840928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 344921, 689842, 1034763, 1379684, 1724605, 2069526, 2759368, 3449210, 4139052, 5173815, 5518736, 6898420, 8278104, 10347630, 13796840, 16556208, 20695260, 27593680, 41390520, 82781040]

約数ペア:

[(1, 82781040), (2, 41390520), (3, 27593680), (4, 20695260), (5, 16556208), (6, 13796840), (8, 10347630), (10, 8278104), (12, 6898420), (15, 5518736), (16, 5173815), (20, 4139052), (24, 3449210), (30, 2759368), (40, 2069526), (48, 1724605), (60, 1379684), (80, 1034763), (120, 689842), (240, 344921)]