152390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{311}}^1$

素因数の和:332

約数の個数: 24

約数和(自身を含む): 320112

約数和(自身を除く): 167722

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 311, 490, 622, 1555, 2177, 3110, 4354, 10885, 15239, 21770, 30478, 76195, 152390]

約数ペア:

[(1, 152390), (2, 76195), (5, 30478), (7, 21770), (10, 15239), (14, 10885), (35, 4354), (49, 3110), (70, 2177), (98, 1555), (245, 622), (311, 490)]