1330808800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{31387}}^1$

素因数の和:31460

約数の個数: 72

約数和(自身を含む): 3310241256

約数和(自身を除く): 1979432456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 2120, 2650, 4240, 5300, 8480, 10600, 21200, 31387, 42400, 62774, 125548, 156935, 251096, 313870, 502192, 627740, 784675, 1004384, 1255480, 1569350, 1663511, 2510960, 3138700, 3327022, 5021920, 6277400, 6654044, 8317555, 12554800, 13308088, 16635110, 25109600, 26616176, 33270220, 41587775, 53232352, 66540440, 83175550, 133080880, 166351100, 266161760, 332702200, 665404400, 1330808800]

約数ペア:

[(1, 1330808800), (2, 665404400), (4, 332702200), (5, 266161760), (8, 166351100), (10, 133080880), (16, 83175550), (20, 66540440), (25, 53232352), (32, 41587775), (40, 33270220), (50, 26616176), (53, 25109600), (80, 16635110), (100, 13308088), (106, 12554800), (160, 8317555), (200, 6654044), (212, 6277400), (265, 5021920), (400, 3327022), (424, 3138700), (530, 2510960), (800, 1663511), (848, 1569350), (1060, 1255480), (1325, 1004384), (1696, 784675), (2120, 627740), (2650, 502192), (4240, 313870), (5300, 251096), (8480, 156935), (10600, 125548), (21200, 62774), (31387, 42400)]