253693360

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21283}}^1$

素因数の和:21445

約数の個数: 40

約数和(自身を含む): 593823600

約数和(自身を除く): 340130240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 21283, 42566, 85132, 106415, 170264, 212830, 340528, 425660, 851320, 1702640, 3171167, 6342334, 12684668, 15855835, 25369336, 31711670, 50738672, 63423340, 126846680, 253693360]

約数ペア:

[(1, 253693360), (2, 126846680), (4, 63423340), (5, 50738672), (8, 31711670), (10, 25369336), (16, 15855835), (20, 12684668), (40, 6342334), (80, 3171167), (149, 1702640), (298, 851320), (596, 425660), (745, 340528), (1192, 212830), (1490, 170264), (2384, 106415), (2980, 85132), (5960, 42566), (11920, 21283)]