19989600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8329}}^1$

素因数の和:8352

約数の個数: 72

約数和(自身を含む): 65073960

約数和(自身を除く): 45084360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8329, 16658, 24987, 33316, 41645, 49974, 66632, 83290, 99948, 124935, 133264, 166580, 199896, 208225, 249870, 266528, 333160, 399792, 416450, 499740, 624675, 666320, 799584, 832900, 999480, 1249350, 1332640, 1665800, 1998960, 2498700, 3331600, 3997920, 4997400, 6663200, 9994800, 19989600]

約数ペア:

[(1, 19989600), (2, 9994800), (3, 6663200), (4, 4997400), (5, 3997920), (6, 3331600), (8, 2498700), (10, 1998960), (12, 1665800), (15, 1332640), (16, 1249350), (20, 999480), (24, 832900), (25, 799584), (30, 666320), (32, 624675), (40, 499740), (48, 416450), (50, 399792), (60, 333160), (75, 266528), (80, 249870), (96, 208225), (100, 199896), (120, 166580), (150, 133264), (160, 124935), (200, 99948), (240, 83290), (300, 66632), (400, 49974), (480, 41645), (600, 33316), (800, 24987), (1200, 16658), (2400, 8329)]