70998660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131479}}^1$

素因数の和:131497

約数の個数: 48

約数和(自身を含む): 220886400

約数和(自身を除く): 149887740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 131479, 262958, 394437, 525916, 657395, 788874, 1183311, 1314790, 1577748, 1972185, 2366622, 2629580, 3549933, 3944370, 4733244, 5916555, 7099866, 7888740, 11833110, 14199732, 17749665, 23666220, 35499330, 70998660]

約数ペア:

[(1, 70998660), (2, 35499330), (3, 23666220), (4, 17749665), (5, 14199732), (6, 11833110), (9, 7888740), (10, 7099866), (12, 5916555), (15, 4733244), (18, 3944370), (20, 3549933), (27, 2629580), (30, 2366622), (36, 1972185), (45, 1577748), (54, 1314790), (60, 1183311), (90, 788874), (108, 657395), (135, 525916), (180, 394437), (270, 262958), (540, 131479)]