42138540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{234103}}^1$

素因数の和:234118

約数の個数: 36

約数和(自身を含む): 127820784

約数和(自身を除く): 85682244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 234103, 468206, 702309, 936412, 1170515, 1404618, 2106927, 2341030, 2809236, 3511545, 4213854, 4682060, 7023090, 8427708, 10534635, 14046180, 21069270, 42138540]

約数ペア:

[(1, 42138540), (2, 21069270), (3, 14046180), (4, 10534635), (5, 8427708), (6, 7023090), (9, 4682060), (10, 4213854), (12, 3511545), (15, 2809236), (18, 2341030), (20, 2106927), (30, 1404618), (36, 1170515), (45, 936412), (60, 702309), (90, 468206), (180, 234103)]