64517220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{358429}}^1$

素因数の和:358444

約数の個数: 36

約数和(自身を含む): 195702780

約数和(自身を除く): 131185560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 358429, 716858, 1075287, 1433716, 1792145, 2150574, 3225861, 3584290, 4301148, 5376435, 6451722, 7168580, 10752870, 12903444, 16129305, 21505740, 32258610, 64517220]

約数ペア:

[(1, 64517220), (2, 32258610), (3, 21505740), (4, 16129305), (5, 12903444), (6, 10752870), (9, 7168580), (10, 6451722), (12, 5376435), (15, 4301148), (18, 3584290), (20, 3225861), (30, 2150574), (36, 1792145), (45, 1433716), (60, 1075287), (90, 716858), (180, 358429)]