168049240

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{14951}}^1$

素因数の和:15243

約数の個数: 32

約数和(自身を含む): 379481760

約数和(自身を除く): 211432520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 14951, 29902, 59804, 74755, 119608, 149510, 299020, 598040, 4201231, 8402462, 16804924, 21006155, 33609848, 42012310, 84024620, 168049240]

約数ペア:

[(1, 168049240), (2, 84024620), (4, 42012310), (5, 33609848), (8, 21006155), (10, 16804924), (20, 8402462), (40, 4201231), (281, 598040), (562, 299020), (1124, 149510), (1405, 119608), (2248, 74755), (2810, 59804), (5620, 29902), (11240, 14951)]