285902960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1663}}^1$

素因数の和:1990

約数の個数: 80

約数和(自身を含む): 762617856

約数和(自身を除く): 476714896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 560, 614, 1228, 1535, 1663, 2149, 2456, 3070, 3326, 4298, 4912, 6140, 6652, 8315, 8596, 10745, 11641, 12280, 13304, 16630, 17192, 21490, 23282, 24560, 26608, 33260, 34384, 42980, 46564, 58205, 66520, 85960, 93128, 116410, 133040, 171920, 186256, 232820, 465640, 510541, 931280, 1021082, 2042164, 2552705, 3573787, 4084328, 5105410, 7147574, 8168656, 10210820, 14295148, 17868935, 20421640, 28590296, 35737870, 40843280, 57180592, 71475740, 142951480, 285902960]

約数ペア:

[(1, 285902960), (2, 142951480), (4, 71475740), (5, 57180592), (7, 40843280), (8, 35737870), (10, 28590296), (14, 20421640), (16, 17868935), (20, 14295148), (28, 10210820), (35, 8168656), (40, 7147574), (56, 5105410), (70, 4084328), (80, 3573787), (112, 2552705), (140, 2042164), (280, 1021082), (307, 931280), (560, 510541), (614, 465640), (1228, 232820), (1535, 186256), (1663, 171920), (2149, 133040), (2456, 116410), (3070, 93128), (3326, 85960), (4298, 66520), (4912, 58205), (6140, 46564), (6652, 42980), (8315, 34384), (8596, 33260), (10745, 26608), (11641, 24560), (12280, 23282), (13304, 21490), (16630, 17192)]