220218660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1223437}}^1$

素因数の和:1223452

約数の個数: 36

約数和(自身を含む): 667997148

約数和(自身を除く): 447778488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1223437, 2446874, 3670311, 4893748, 6117185, 7340622, 11010933, 12234370, 14681244, 18351555, 22021866, 24468740, 36703110, 44043732, 55054665, 73406220, 110109330, 220218660]

約数ペア:

[(1, 220218660), (2, 110109330), (3, 73406220), (4, 55054665), (5, 44043732), (6, 36703110), (9, 24468740), (10, 22021866), (12, 18351555), (15, 14681244), (18, 12234370), (20, 11010933), (30, 7340622), (36, 6117185), (45, 4893748), (60, 3670311), (90, 2446874), (180, 1223437)]