149245780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{240719}}^1$

素因数の和:240759

約数の個数: 24

約数和(自身を含む): 323527680

約数和(自身を除く): 174281900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 240719, 481438, 962876, 1203595, 2407190, 4814380, 7462289, 14924578, 29849156, 37311445, 74622890, 149245780]

約数ペア:

[(1, 149245780), (2, 74622890), (4, 37311445), (5, 29849156), (10, 14924578), (20, 7462289), (31, 4814380), (62, 2407190), (124, 1203595), (155, 962876), (310, 481438), (620, 240719)]