281377180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{5303}}^1$

素因数の和:5698

約数の個数: 48

約数和(自身を含む): 677214720

約数和(自身を除く): 395837540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 758, 1516, 1895, 2653, 3790, 5303, 5306, 7580, 10606, 10612, 13265, 21212, 26515, 26530, 37121, 53030, 53060, 74242, 106060, 148484, 185605, 371210, 742420, 2009837, 4019674, 8039348, 10049185, 14068859, 20098370, 28137718, 40196740, 56275436, 70344295, 140688590, 281377180]

約数ペア:

[(1, 281377180), (2, 140688590), (4, 70344295), (5, 56275436), (7, 40196740), (10, 28137718), (14, 20098370), (20, 14068859), (28, 10049185), (35, 8039348), (70, 4019674), (140, 2009837), (379, 742420), (758, 371210), (1516, 185605), (1895, 148484), (2653, 106060), (3790, 74242), (5303, 53060), (5306, 53030), (7580, 37121), (10606, 26530), (10612, 26515), (13265, 21212)]