218558220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{68729}}^1$

素因数の和:68794

約数の個数: 48

約数和(自身を含む): 623518560

約数和(自身を除く): 404960340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 68729, 137458, 206187, 274916, 343645, 412374, 687290, 824748, 1030935, 1374580, 2061870, 3642637, 4123740, 7285274, 10927911, 14570548, 18213185, 21855822, 36426370, 43711644, 54639555, 72852740, 109279110, 218558220]

約数ペア:

[(1, 218558220), (2, 109279110), (3, 72852740), (4, 54639555), (5, 43711644), (6, 36426370), (10, 21855822), (12, 18213185), (15, 14570548), (20, 10927911), (30, 7285274), (53, 4123740), (60, 3642637), (106, 2061870), (159, 1374580), (212, 1030935), (265, 824748), (318, 687290), (530, 412374), (636, 343645), (795, 274916), (1060, 206187), (1590, 137458), (3180, 68729)]