289327620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{2213}}^1$

素因数の和:4404

約数の個数: 48

約数和(自身を含む): 810855360

約数和(自身を除く): 521527740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2179, 2213, 4358, 4426, 6537, 6639, 8716, 8852, 10895, 11065, 13074, 13278, 21790, 22130, 26148, 26556, 32685, 33195, 43580, 44260, 65370, 66390, 130740, 132780, 4822127, 9644254, 14466381, 19288508, 24110635, 28932762, 48221270, 57865524, 72331905, 96442540, 144663810, 289327620]

約数ペア:

[(1, 289327620), (2, 144663810), (3, 96442540), (4, 72331905), (5, 57865524), (6, 48221270), (10, 28932762), (12, 24110635), (15, 19288508), (20, 14466381), (30, 9644254), (60, 4822127), (2179, 132780), (2213, 130740), (4358, 66390), (4426, 65370), (6537, 44260), (6639, 43580), (8716, 33195), (8852, 32685), (10895, 26556), (11065, 26148), (13074, 22130), (13278, 21790)]