149492080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43457}}^1$

素因数の和:43513

約数の個数: 40

約数和(自身を含む): 355660272

約数和(自身を除く): 206168192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 43457, 86914, 173828, 217285, 347656, 434570, 695312, 869140, 1738280, 1868651, 3476560, 3737302, 7474604, 9343255, 14949208, 18686510, 29898416, 37373020, 74746040, 149492080]

約数ペア:

[(1, 149492080), (2, 74746040), (4, 37373020), (5, 29898416), (8, 18686510), (10, 14949208), (16, 9343255), (20, 7474604), (40, 3737302), (43, 3476560), (80, 1868651), (86, 1738280), (172, 869140), (215, 695312), (344, 434570), (430, 347656), (688, 217285), (860, 173828), (1720, 86914), (3440, 43457)]