199624740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{475297}}^1$

素因数の和:475316

約数の個数: 48

約数和(自身を含む): 638800512

約数和(自身を除く): 439175772

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, 475297, 950594, 1425891, 1901188, 2376485, 2851782, 3327079, 4752970, 5703564, 6654158, 7129455, 9505940, 9981237, 13308316, 14258910, 16635395, 19962474, 28517820, 33270790, 39924948, 49906185, 66541580, 99812370, 199624740]

約数ペア:

[(1, 199624740), (2, 99812370), (3, 66541580), (4, 49906185), (5, 39924948), (6, 33270790), (7, 28517820), (10, 19962474), (12, 16635395), (14, 14258910), (15, 13308316), (20, 9981237), (21, 9505940), (28, 7129455), (30, 6654158), (35, 5703564), (42, 4752970), (60, 3327079), (70, 2851782), (84, 2376485), (105, 1901188), (140, 1425891), (210, 950594), (420, 475297)]