1490530920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157229}}^1$

素因数の和:157322

約数の個数: 64

約数和(自身を含む): 4528224000

約数和(自身を除く): 3037693080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 157229, 314458, 471687, 628916, 786145, 943374, 1257832, 1572290, 1886748, 2358435, 3144580, 3773496, 4716870, 6289160, 9433740, 12421091, 18867480, 24842182, 37263273, 49684364, 62105455, 74526546, 99368728, 124210910, 149053092, 186316365, 248421820, 298106184, 372632730, 496843640, 745265460, 1490530920]

約数ペア:

[(1, 1490530920), (2, 745265460), (3, 496843640), (4, 372632730), (5, 298106184), (6, 248421820), (8, 186316365), (10, 149053092), (12, 124210910), (15, 99368728), (20, 74526546), (24, 62105455), (30, 49684364), (40, 37263273), (60, 24842182), (79, 18867480), (120, 12421091), (158, 9433740), (237, 6289160), (316, 4716870), (395, 3773496), (474, 3144580), (632, 2358435), (790, 1886748), (948, 1572290), (1185, 1257832), (1580, 943374), (1896, 786145), (2370, 628916), (3160, 471687), (4740, 314458), (9480, 157229)]