163225980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1279}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 496204800

約数和(自身を除く): 332978820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 709, 1279, 1418, 2127, 2558, 2836, 3545, 3837, 4254, 5116, 6381, 6395, 7090, 7674, 8508, 10635, 11511, 12762, 12790, 14180, 15348, 19185, 21270, 23022, 25524, 25580, 31905, 38370, 42540, 46044, 57555, 63810, 76740, 115110, 127620, 230220, 906811, 1813622, 2720433, 3627244, 4534055, 5440866, 8161299, 9068110, 10881732, 13602165, 16322598, 18136220, 27204330, 32645196, 40806495, 54408660, 81612990, 163225980]

約数ペア:

[(1, 163225980), (2, 81612990), (3, 54408660), (4, 40806495), (5, 32645196), (6, 27204330), (9, 18136220), (10, 16322598), (12, 13602165), (15, 10881732), (18, 9068110), (20, 8161299), (30, 5440866), (36, 4534055), (45, 3627244), (60, 2720433), (90, 1813622), (180, 906811), (709, 230220), (1279, 127620), (1418, 115110), (2127, 76740), (2558, 63810), (2836, 57555), (3545, 46044), (3837, 42540), (4254, 38370), (5116, 31905), (6381, 25580), (6395, 25524), (7090, 23022), (7674, 21270), (8508, 19185), (10635, 15348), (11511, 14180), (12762, 12790)]