198175740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{471847}}^1$

素因数の和:471866

約数の個数: 48

約数和(自身を含む): 634163712

約数和(自身を除く): 435987972

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, 471847, 943694, 1415541, 1887388, 2359235, 2831082, 3302929, 4718470, 5662164, 6605858, 7077705, 9436940, 9908787, 13211716, 14155410, 16514645, 19817574, 28310820, 33029290, 39635148, 49543935, 66058580, 99087870, 198175740]

約数ペア:

[(1, 198175740), (2, 99087870), (3, 66058580), (4, 49543935), (5, 39635148), (6, 33029290), (7, 28310820), (10, 19817574), (12, 16514645), (14, 14155410), (15, 13211716), (20, 9908787), (21, 9436940), (28, 7077705), (30, 6605858), (35, 5662164), (42, 4718470), (60, 3302929), (70, 2831082), (84, 2359235), (105, 1887388), (140, 1415541), (210, 943694), (420, 471847)]