20078100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{3187}}^1$

素因数の和:3214

約数の個数: 108

約数和(自身を含む): 71946784

約数和(自身を除く): 51868684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 3187, 6300, 6374, 9561, 12748, 15935, 19122, 22309, 28683, 31870, 38244, 44618, 47805, 57366, 63740, 66927, 79675, 89236, 95610, 111545, 114732, 133854, 143415, 159350, 191220, 200781, 223090, 239025, 267708, 286830, 318700, 334635, 401562, 446180, 478050, 557725, 573660, 669270, 717075, 803124, 956100, 1003905, 1115450, 1338540, 1434150, 1673175, 2007810, 2230900, 2868300, 3346350, 4015620, 5019525, 6692700, 10039050, 20078100]

約数ペア:

[(1, 20078100), (2, 10039050), (3, 6692700), (4, 5019525), (5, 4015620), (6, 3346350), (7, 2868300), (9, 2230900), (10, 2007810), (12, 1673175), (14, 1434150), (15, 1338540), (18, 1115450), (20, 1003905), (21, 956100), (25, 803124), (28, 717075), (30, 669270), (35, 573660), (36, 557725), (42, 478050), (45, 446180), (50, 401562), (60, 334635), (63, 318700), (70, 286830), (75, 267708), (84, 239025), (90, 223090), (100, 200781), (105, 191220), (126, 159350), (140, 143415), (150, 133854), (175, 114732), (180, 111545), (210, 95610), (225, 89236), (252, 79675), (300, 66927), (315, 63740), (350, 57366), (420, 47805), (450, 44618), (525, 38244), (630, 31870), (700, 28683), (900, 22309), (1050, 19122), (1260, 15935), (1575, 12748), (2100, 9561), (3150, 6374), (3187, 6300)]