2898180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1789}}^1$

素因数の和:1810

約数の個数: 60

約数和(自身を含む): 9096780

約数和(自身を除く): 6198600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 1789, 3578, 5367, 7156, 8945, 10734, 16101, 17890, 21468, 26835, 32202, 35780, 48303, 53670, 64404, 80505, 96606, 107340, 144909, 161010, 193212, 241515, 289818, 322020, 483030, 579636, 724545, 966060, 1449090, 2898180]

約数ペア:

[(1, 2898180), (2, 1449090), (3, 966060), (4, 724545), (5, 579636), (6, 483030), (9, 322020), (10, 289818), (12, 241515), (15, 193212), (18, 161010), (20, 144909), (27, 107340), (30, 96606), (36, 80505), (45, 64404), (54, 53670), (60, 48303), (81, 35780), (90, 32202), (108, 26835), (135, 21468), (162, 17890), (180, 16101), (270, 10734), (324, 8945), (405, 7156), (540, 5367), (810, 3578), (1620, 1789)]