285556740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{679897}}^1$

素因数の和:679916

約数の個数: 48

約数和(自身を含む): 913782912

約数和(自身を除く): 628226172

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, 679897, 1359794, 2039691, 2719588, 3399485, 4079382, 4759279, 6798970, 8158764, 9518558, 10198455, 13597940, 14277837, 19037116, 20396910, 23796395, 28555674, 40793820, 47592790, 57111348, 71389185, 95185580, 142778370, 285556740]

約数ペア:

[(1, 285556740), (2, 142778370), (3, 95185580), (4, 71389185), (5, 57111348), (6, 47592790), (7, 40793820), (10, 28555674), (12, 23796395), (14, 20396910), (15, 19037116), (20, 14277837), (21, 13597940), (28, 10198455), (30, 9518558), (35, 8158764), (42, 6798970), (60, 4759279), (70, 4079382), (84, 3399485), (105, 2719588), (140, 2039691), (210, 1359794), (420, 679897)]