2109150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 5851560

約数和(自身を除く): 3742410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 109, 129, 150, 215, 218, 225, 258, 327, 387, 430, 450, 545, 645, 654, 774, 981, 1075, 1090, 1290, 1635, 1935, 1962, 2150, 2725, 3225, 3270, 3870, 4687, 4905, 5450, 6450, 8175, 9374, 9675, 9810, 14061, 16350, 19350, 23435, 24525, 28122, 42183, 46870, 49050, 70305, 84366, 117175, 140610, 210915, 234350, 351525, 421830, 703050, 1054575, 2109150]

約数ペア:

[(1, 2109150), (2, 1054575), (3, 703050), (5, 421830), (6, 351525), (9, 234350), (10, 210915), (15, 140610), (18, 117175), (25, 84366), (30, 70305), (43, 49050), (45, 46870), (50, 42183), (75, 28122), (86, 24525), (90, 23435), (109, 19350), (129, 16350), (150, 14061), (215, 9810), (218, 9675), (225, 9374), (258, 8175), (327, 6450), (387, 5450), (430, 4905), (450, 4687), (545, 3870), (645, 3270), (654, 3225), (774, 2725), (981, 2150), (1075, 1962), (1090, 1935), (1290, 1635)]