281445810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{67493}}^1$

素因数の和:67642

約数の個数: 32

約数和(自身を含む): 680339520

約数和(自身を除く): 398893710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 67493, 134986, 202479, 337465, 404958, 674930, 1012395, 2024790, 9381527, 18763054, 28144581, 46907635, 56289162, 93815270, 140722905, 281445810]

約数ペア:

[(1, 281445810), (2, 140722905), (3, 93815270), (5, 56289162), (6, 46907635), (10, 28144581), (15, 18763054), (30, 9381527), (139, 2024790), (278, 1012395), (417, 674930), (695, 404958), (834, 337465), (1390, 202479), (2085, 134986), (4170, 67493)]