82108740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{195497}}^1$

素因数の和:195516

約数の個数: 48

約数和(自身を含む): 262749312

約数和(自身を除く): 180640572

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, 195497, 390994, 586491, 781988, 977485, 1172982, 1368479, 1954970, 2345964, 2736958, 2932455, 3909940, 4105437, 5473916, 5864910, 6842395, 8210874, 11729820, 13684790, 16421748, 20527185, 27369580, 41054370, 82108740]

約数ペア:

[(1, 82108740), (2, 41054370), (3, 27369580), (4, 20527185), (5, 16421748), (6, 13684790), (7, 11729820), (10, 8210874), (12, 6842395), (14, 5864910), (15, 5473916), (20, 4105437), (21, 3909940), (28, 2932455), (30, 2736958), (35, 2345964), (42, 1954970), (60, 1368479), (70, 1172982), (84, 977485), (105, 781988), (140, 586491), (210, 390994), (420, 195497)]