61628220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{342379}}^1$

素因数の和:342394

約数の個数: 36

約数和(自身を含む): 186939480

約数和(自身を除く): 125311260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 342379, 684758, 1027137, 1369516, 1711895, 2054274, 3081411, 3423790, 4108548, 5135685, 6162822, 6847580, 10271370, 12325644, 15407055, 20542740, 30814110, 61628220]

約数ペア:

[(1, 61628220), (2, 30814110), (3, 20542740), (4, 15407055), (5, 12325644), (6, 10271370), (9, 6847580), (10, 6162822), (12, 5135685), (15, 4108548), (18, 3423790), (20, 3081411), (30, 2054274), (36, 1711895), (45, 1369516), (60, 1027137), (90, 684758), (180, 342379)]