258367620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{615161}}^1$

素因数の和:615180

約数の個数: 48

約数和(自身を含む): 826777728

約数和(自身を除く): 568410108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 615161, 1230322, 1845483, 2460644, 3075805, 3690966, 4306127, 6151610, 7381932, 8612254, 9227415, 12303220, 12918381, 17224508, 18454830, 21530635, 25836762, 36909660, 43061270, 51673524, 64591905, 86122540, 129183810, 258367620]

約数ペア:

[(1, 258367620), (2, 129183810), (3, 86122540), (4, 64591905), (5, 51673524), (6, 43061270), (7, 36909660), (10, 25836762), (12, 21530635), (14, 18454830), (15, 17224508), (20, 12918381), (21, 12303220), (28, 9227415), (30, 8612254), (35, 7381932), (42, 6151610), (60, 4306127), (70, 3690966), (84, 3075805), (105, 2460644), (140, 1845483), (210, 1230322), (420, 615161)]