144392540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{98899}}^1$

素因数の和:98981

約数の個数: 24

約数和(自身を含む): 307381200

約数和(自身を除く): 162988660

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 98899, 197798, 395596, 494495, 988990, 1977980, 7219627, 14439254, 28878508, 36098135, 72196270, 144392540]

約数ペア:

[(1, 144392540), (2, 72196270), (4, 36098135), (5, 28878508), (10, 14439254), (20, 7219627), (73, 1977980), (146, 988990), (292, 494495), (365, 395596), (730, 197798), (1460, 98899)]