139015980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{257437}}^1$

素因数の和:257455

約数の個数: 48

約数和(自身を含む): 432495840

約数和(自身を除く): 293479860

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, 257437, 514874, 772311, 1029748, 1287185, 1544622, 2316933, 2574370, 3089244, 3861555, 4633866, 5148740, 6950799, 7723110, 9267732, 11584665, 13901598, 15446220, 23169330, 27803196, 34753995, 46338660, 69507990, 139015980]

約数ペア:

[(1, 139015980), (2, 69507990), (3, 46338660), (4, 34753995), (5, 27803196), (6, 23169330), (9, 15446220), (10, 13901598), (12, 11584665), (15, 9267732), (18, 7723110), (20, 6950799), (27, 5148740), (30, 4633866), (36, 3861555), (45, 3089244), (54, 2574370), (60, 2316933), (90, 1544622), (108, 1287185), (135, 1029748), (180, 772311), (270, 514874), (540, 257437)]