142045740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1279}}^1$

素因数の和:1911

約数の個数: 72

約数和(自身を含む): 431907840

約数和(自身を除く): 289862100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 617, 1234, 1279, 1851, 2468, 2558, 3085, 3702, 3837, 5116, 5553, 6170, 6395, 7404, 7674, 9255, 11106, 11511, 12340, 12790, 15348, 18510, 19185, 22212, 23022, 25580, 27765, 37020, 38370, 46044, 55530, 57555, 76740, 111060, 115110, 230220, 789143, 1578286, 2367429, 3156572, 3945715, 4734858, 7102287, 7891430, 9469716, 11837145, 14204574, 15782860, 23674290, 28409148, 35511435, 47348580, 71022870, 142045740]

約数ペア:

[(1, 142045740), (2, 71022870), (3, 47348580), (4, 35511435), (5, 28409148), (6, 23674290), (9, 15782860), (10, 14204574), (12, 11837145), (15, 9469716), (18, 7891430), (20, 7102287), (30, 4734858), (36, 3945715), (45, 3156572), (60, 2367429), (90, 1578286), (180, 789143), (617, 230220), (1234, 115110), (1279, 111060), (1851, 76740), (2468, 57555), (2558, 55530), (3085, 46044), (3702, 38370), (3837, 37020), (5116, 27765), (5553, 25580), (6170, 23022), (6395, 22212), (7404, 19185), (7674, 18510), (9255, 15348), (11106, 12790), (11511, 12340)]