198591540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{472837}}^1$

素因数の和:472856

約数の個数: 48

約数和(自身を含む): 635494272

約数和(自身を除く): 436902732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 472837, 945674, 1418511, 1891348, 2364185, 2837022, 3309859, 4728370, 5674044, 6619718, 7092555, 9456740, 9929577, 13239436, 14185110, 16549295, 19859154, 28370220, 33098590, 39718308, 49647885, 66197180, 99295770, 198591540]

約数ペア:

[(1, 198591540), (2, 99295770), (3, 66197180), (4, 49647885), (5, 39718308), (6, 33098590), (7, 28370220), (10, 19859154), (12, 16549295), (14, 14185110), (15, 13239436), (20, 9929577), (21, 9456740), (28, 7092555), (30, 6619718), (35, 5674044), (42, 4728370), (60, 3309859), (70, 2837022), (84, 2364185), (105, 1891348), (140, 1418511), (210, 945674), (420, 472837)]