126978660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{705437}}^1$

素因数の和:705452

約数の個数: 36

約数和(自身を含む): 385169148

約数和(自身を除く): 258190488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 705437, 1410874, 2116311, 2821748, 3527185, 4232622, 6348933, 7054370, 8465244, 10581555, 12697866, 14108740, 21163110, 25395732, 31744665, 42326220, 63489330, 126978660]

約数ペア:

[(1, 126978660), (2, 63489330), (3, 42326220), (4, 31744665), (5, 25395732), (6, 21163110), (9, 14108740), (10, 12697866), (12, 10581555), (15, 8465244), (18, 7054370), (20, 6348933), (30, 4232622), (36, 3527185), (45, 2821748), (60, 2116311), (90, 1410874), (180, 705437)]