156686220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{870479}}^1$

素因数の和:870494

約数の個数: 36

約数和(自身を含む): 475282080

約数和(自身を除く): 318595860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 870479, 1740958, 2611437, 3481916, 4352395, 5222874, 7834311, 8704790, 10445748, 13057185, 15668622, 17409580, 26114370, 31337244, 39171555, 52228740, 78343110, 156686220]

約数ペア:

[(1, 156686220), (2, 78343110), (3, 52228740), (4, 39171555), (5, 31337244), (6, 26114370), (9, 17409580), (10, 15668622), (12, 13057185), (15, 10445748), (18, 8704790), (20, 7834311), (30, 5222874), (36, 4352395), (45, 3481916), (60, 2611437), (90, 1740958), (180, 870479)]