168437080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2851}}^1$

素因数の和:3080

約数の個数: 64

約数和(自身を含む): 435329280

約数和(自身を除く): 266892200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2851, 2954, 4220, 5702, 5908, 7385, 8440, 11404, 11816, 14255, 14770, 19957, 22808, 28510, 29540, 39914, 57020, 59080, 79828, 99785, 114040, 159656, 199570, 399140, 601561, 798280, 1203122, 2406244, 3007805, 4210927, 4812488, 6015610, 8421854, 12031220, 16843708, 21054635, 24062440, 33687416, 42109270, 84218540, 168437080]

約数ペア:

[(1, 168437080), (2, 84218540), (4, 42109270), (5, 33687416), (7, 24062440), (8, 21054635), (10, 16843708), (14, 12031220), (20, 8421854), (28, 6015610), (35, 4812488), (40, 4210927), (56, 3007805), (70, 2406244), (140, 1203122), (211, 798280), (280, 601561), (422, 399140), (844, 199570), (1055, 159656), (1477, 114040), (1688, 99785), (2110, 79828), (2851, 59080), (2954, 57020), (4220, 39914), (5702, 29540), (5908, 28510), (7385, 22808), (8440, 19957), (11404, 14770), (11816, 14255)]