199660440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{237691}}^1$

素因数の和:237712

約数の個数: 64

約数和(自身を含む): 684552960

約数和(自身を除く): 484892520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 237691, 475382, 713073, 950764, 1188455, 1426146, 1663837, 1901528, 2376910, 2852292, 3327674, 3565365, 4753820, 4991511, 5704584, 6655348, 7130730, 8319185, 9507640, 9983022, 13310696, 14261460, 16638370, 19966044, 24957555, 28522920, 33276740, 39932088, 49915110, 66553480, 99830220, 199660440]

約数ペア:

[(1, 199660440), (2, 99830220), (3, 66553480), (4, 49915110), (5, 39932088), (6, 33276740), (7, 28522920), (8, 24957555), (10, 19966044), (12, 16638370), (14, 14261460), (15, 13310696), (20, 9983022), (21, 9507640), (24, 8319185), (28, 7130730), (30, 6655348), (35, 5704584), (40, 4991511), (42, 4753820), (56, 3565365), (60, 3327674), (70, 2852292), (84, 2376910), (105, 1901528), (120, 1663837), (140, 1426146), (168, 1188455), (210, 950764), (280, 713073), (420, 475382), (840, 237691)]