144636870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{688747}}^1$

素因数の和:688764

約数の個数: 32

約数和(自身を含む): 396718848

約数和(自身を除く): 252081978

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 688747, 1377494, 2066241, 3443735, 4132482, 4821229, 6887470, 9642458, 10331205, 14463687, 20662410, 24106145, 28927374, 48212290, 72318435, 144636870]

約数ペア:

[(1, 144636870), (2, 72318435), (3, 48212290), (5, 28927374), (6, 24106145), (7, 20662410), (10, 14463687), (14, 10331205), (15, 9642458), (21, 6887470), (30, 4821229), (35, 4132482), (42, 3443735), (70, 2066241), (105, 1377494), (210, 688747)]