197782156740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{470909897}}^1$

素因数の和:470909916

約数の個数: 48

約数和(自身を含む): 632902902912

約数和(自身を除く): 435120746172

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, 470909897, 941819794, 1412729691, 1883639588, 2354549485, 2825459382, 3296369279, 4709098970, 5650918764, 6592738558, 7063648455, 9418197940, 9889107837, 13185477116, 14127296910, 16481846395, 19778215674, 28254593820, 32963692790, 39556431348, 49445539185, 65927385580, 98891078370, 197782156740]

約数ペア:

[(1, 197782156740), (2, 98891078370), (3, 65927385580), (4, 49445539185), (5, 39556431348), (6, 32963692790), (7, 28254593820), (10, 19778215674), (12, 16481846395), (14, 14127296910), (15, 13185477116), (20, 9889107837), (21, 9418197940), (28, 7063648455), (30, 6592738558), (35, 5650918764), (42, 4709098970), (60, 3296369279), (70, 2825459382), (84, 2354549485), (105, 1883639588), (140, 1412729691), (210, 941819794), (420, 470909897)]