18278730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{67699}}^1$

素因数の和:67715

約数の個数: 32

約数和(自身を含む): 48744000

約数和(自身を除く): 30465270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 67699, 135398, 203097, 338495, 406194, 609291, 676990, 1015485, 1218582, 1827873, 2030970, 3046455, 3655746, 6092910, 9139365, 18278730]

約数ペア:

[(1, 18278730), (2, 9139365), (3, 6092910), (5, 3655746), (6, 3046455), (9, 2030970), (10, 1827873), (15, 1218582), (18, 1015485), (27, 676990), (30, 609291), (45, 406194), (54, 338495), (90, 203097), (135, 135398), (270, 67699)]