129195080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{461411}}^1$

素因数の和:461429

約数の個数: 32

約数和(自身を含む): 332216640

約数和(自身を除く): 203021560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 461411, 922822, 1845644, 2307055, 3229877, 3691288, 4614110, 6459754, 9228220, 12919508, 16149385, 18456440, 25839016, 32298770, 64597540, 129195080]

約数ペア:

[(1, 129195080), (2, 64597540), (4, 32298770), (5, 25839016), (7, 18456440), (8, 16149385), (10, 12919508), (14, 9228220), (20, 6459754), (28, 4614110), (35, 3691288), (40, 3229877), (56, 2307055), (70, 1845644), (140, 922822), (280, 461411)]