154307080

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{17299}}^1$

素因数の和:17533

約数の個数: 32

約数和(自身を含む): 348768000

約数和(自身を除く): 194460920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 17299, 34598, 69196, 86495, 138392, 172990, 345980, 691960, 3857677, 7715354, 15430708, 19288385, 30861416, 38576770, 77153540, 154307080]

約数ペア:

[(1, 154307080), (2, 77153540), (4, 38576770), (5, 30861416), (8, 19288385), (10, 15430708), (20, 7715354), (40, 3857677), (223, 691960), (446, 345980), (892, 172990), (1115, 138392), (1784, 86495), (2230, 69196), (4460, 34598), (8920, 17299)]