128876730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{8609}}^1$

素因数の和:9118

約数の個数: 32

約数和(自身を含む): 309960000

約数和(自身を除く): 181083270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 499, 998, 1497, 2495, 2994, 4990, 7485, 8609, 14970, 17218, 25827, 43045, 51654, 86090, 129135, 258270, 4295891, 8591782, 12887673, 21479455, 25775346, 42958910, 64438365, 128876730]

約数ペア:

[(1, 128876730), (2, 64438365), (3, 42958910), (5, 25775346), (6, 21479455), (10, 12887673), (15, 8591782), (30, 4295891), (499, 258270), (998, 129135), (1497, 86090), (2495, 51654), (2994, 43045), (4990, 25827), (7485, 17218), (8609, 14970)]