78402180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10289}}^1$

素因数の和:10428

約数の個数: 48

約数和(自身を含む): 221276160

約数和(自身を除く): 142873980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 10289, 20578, 30867, 41156, 51445, 61734, 102890, 123468, 154335, 205780, 308670, 617340, 1306703, 2613406, 3920109, 5226812, 6533515, 7840218, 13067030, 15680436, 19600545, 26134060, 39201090, 78402180]

約数ペア:

[(1, 78402180), (2, 39201090), (3, 26134060), (4, 19600545), (5, 15680436), (6, 13067030), (10, 7840218), (12, 6533515), (15, 5226812), (20, 3920109), (30, 2613406), (60, 1306703), (127, 617340), (254, 308670), (381, 205780), (508, 154335), (635, 123468), (762, 102890), (1270, 61734), (1524, 51445), (1905, 41156), (2540, 30867), (3810, 20578), (7620, 10289)]