138430740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{329597}}^1$

素因数の和:329616

約数の個数: 48

約数和(自身を含む): 442979712

約数和(自身を除く): 304548972

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, 329597, 659194, 988791, 1318388, 1647985, 1977582, 2307179, 3295970, 3955164, 4614358, 4943955, 6591940, 6921537, 9228716, 9887910, 11535895, 13843074, 19775820, 23071790, 27686148, 34607685, 46143580, 69215370, 138430740]

約数ペア:

[(1, 138430740), (2, 69215370), (3, 46143580), (4, 34607685), (5, 27686148), (6, 23071790), (7, 19775820), (10, 13843074), (12, 11535895), (14, 9887910), (15, 9228716), (20, 6921537), (21, 6591940), (28, 4943955), (30, 4614358), (35, 3955164), (42, 3295970), (60, 2307179), (70, 1977582), (84, 1647985), (105, 1318388), (140, 988791), (210, 659194), (420, 329597)]