217489260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3624821}}^1$

素因数の和:3624833

約数の個数: 24

約数和(自身を含む): 608970096

約数和(自身を除く): 391480836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3624821, 7249642, 10874463, 14499284, 18124105, 21748926, 36248210, 43497852, 54372315, 72496420, 108744630, 217489260]

約数ペア:

[(1, 217489260), (2, 108744630), (3, 72496420), (4, 54372315), (5, 43497852), (6, 36248210), (10, 21748926), (12, 18124105), (15, 14499284), (20, 10874463), (30, 7249642), (60, 3624821)]