199906440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6637}}^1$

素因数の和:6902

約数の個数: 64

約数和(自身を含む): 602199360

約数和(自身を除く): 402292920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3765, 5020, 6024, 6637, 7530, 10040, 13274, 15060, 19911, 26548, 30120, 33185, 39822, 53096, 66370, 79644, 99555, 132740, 159288, 199110, 265480, 398220, 796440, 1665887, 3331774, 4997661, 6663548, 8329435, 9995322, 13327096, 16658870, 19990644, 24988305, 33317740, 39981288, 49976610, 66635480, 99953220, 199906440]

約数ペア:

[(1, 199906440), (2, 99953220), (3, 66635480), (4, 49976610), (5, 39981288), (6, 33317740), (8, 24988305), (10, 19990644), (12, 16658870), (15, 13327096), (20, 9995322), (24, 8329435), (30, 6663548), (40, 4997661), (60, 3331774), (120, 1665887), (251, 796440), (502, 398220), (753, 265480), (1004, 199110), (1255, 159288), (1506, 132740), (2008, 99555), (2510, 79644), (3012, 66370), (3765, 53096), (5020, 39822), (6024, 33185), (6637, 30120), (7530, 26548), (10040, 19911), (13274, 15060)]