149203280

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{6733}}^1$

素因数の和:7023

約数の個数: 40

約数和(自身を含む): 348201672

約数和(自身を除く): 198998392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 6733, 11080, 13466, 22160, 26932, 33665, 53864, 67330, 107728, 134660, 269320, 538640, 1865041, 3730082, 7460164, 9325205, 14920328, 18650410, 29840656, 37300820, 74601640, 149203280]

約数ペア:

[(1, 149203280), (2, 74601640), (4, 37300820), (5, 29840656), (8, 18650410), (10, 14920328), (16, 9325205), (20, 7460164), (40, 3730082), (80, 1865041), (277, 538640), (554, 269320), (1108, 134660), (1385, 107728), (2216, 67330), (2770, 53864), (4432, 33665), (5540, 26932), (6733, 22160), (11080, 13466)]