308216740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{1307}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 698346432

約数和(自身を除く): 390129692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 907, 1307, 1814, 2614, 3628, 4535, 5228, 6535, 9070, 11791, 13070, 16991, 18140, 23582, 26140, 33982, 47164, 58955, 67964, 84955, 117910, 169910, 235820, 339820, 1185449, 2370898, 4741796, 5927245, 11854490, 15410837, 23708980, 30821674, 61643348, 77054185, 154108370, 308216740]

約数ペア:

[(1, 308216740), (2, 154108370), (4, 77054185), (5, 61643348), (10, 30821674), (13, 23708980), (20, 15410837), (26, 11854490), (52, 5927245), (65, 4741796), (130, 2370898), (260, 1185449), (907, 339820), (1307, 235820), (1814, 169910), (2614, 117910), (3628, 84955), (4535, 67964), (5228, 58955), (6535, 47164), (9070, 33982), (11791, 26140), (13070, 23582), (16991, 18140)]