168406280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{601451}}^1$

素因数の和:601469

約数の個数: 32

約数和(自身を含む): 433045440

約数和(自身を除く): 264639160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 601451, 1202902, 2405804, 3007255, 4210157, 4811608, 6014510, 8420314, 12029020, 16840628, 21050785, 24058040, 33681256, 42101570, 84203140, 168406280]

約数ペア:

[(1, 168406280), (2, 84203140), (4, 42101570), (5, 33681256), (7, 24058040), (8, 21050785), (10, 16840628), (14, 12029020), (20, 8420314), (28, 6014510), (35, 4811608), (40, 4210157), (56, 3007255), (70, 2405804), (140, 1202902), (280, 601451)]