79907640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{665897}}^1$

素因数の和:665911

約数の個数: 32

約数和(自身を含む): 239723280

約数和(自身を除く): 159815640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 665897, 1331794, 1997691, 2663588, 3329485, 3995382, 5327176, 6658970, 7990764, 9988455, 13317940, 15981528, 19976910, 26635880, 39953820, 79907640]

約数ペア:

[(1, 79907640), (2, 39953820), (3, 26635880), (4, 19976910), (5, 15981528), (6, 13317940), (8, 9988455), (10, 7990764), (12, 6658970), (15, 5327176), (20, 3995382), (24, 3329485), (30, 2663588), (40, 1997691), (60, 1331794), (120, 665897)]