70286220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{390479}}^1$

素因数の和:390494

約数の個数: 36

約数和(自身を含む): 213202080

約数和(自身を除く): 142915860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 390479, 780958, 1171437, 1561916, 1952395, 2342874, 3514311, 3904790, 4685748, 5857185, 7028622, 7809580, 11714370, 14057244, 17571555, 23428740, 35143110, 70286220]

約数ペア:

[(1, 70286220), (2, 35143110), (3, 23428740), (4, 17571555), (5, 14057244), (6, 11714370), (9, 7809580), (10, 7028622), (12, 5857185), (15, 4685748), (18, 3904790), (20, 3514311), (30, 2342874), (36, 1952395), (45, 1561916), (60, 1171437), (90, 780958), (180, 390479)]