56078960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 149990400

約数和(自身を除く): 93911440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 419, 478, 560, 838, 956, 1195, 1673, 1676, 1912, 2095, 2390, 2933, 3346, 3352, 3824, 4190, 4780, 5866, 6692, 6704, 8365, 8380, 9560, 11732, 13384, 14665, 16730, 16760, 19120, 23464, 26768, 29330, 33460, 33520, 46928, 58660, 66920, 100141, 117320, 133840, 200282, 234640, 400564, 500705, 700987, 801128, 1001410, 1401974, 1602256, 2002820, 2803948, 3504935, 4005640, 5607896, 7009870, 8011280, 11215792, 14019740, 28039480, 56078960]

約数ペア:

[(1, 56078960), (2, 28039480), (4, 14019740), (5, 11215792), (7, 8011280), (8, 7009870), (10, 5607896), (14, 4005640), (16, 3504935), (20, 2803948), (28, 2002820), (35, 1602256), (40, 1401974), (56, 1001410), (70, 801128), (80, 700987), (112, 500705), (140, 400564), (239, 234640), (280, 200282), (419, 133840), (478, 117320), (560, 100141), (838, 66920), (956, 58660), (1195, 46928), (1673, 33520), (1676, 33460), (1912, 29330), (2095, 26768), (2390, 23464), (2933, 19120), (3346, 16760), (3352, 16730), (3824, 14665), (4190, 13384), (4780, 11732), (5866, 9560), (6692, 8380), (6704, 8365)]