210858660

素因数分解:

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

素因数の和:390497

約数の個数: 48

約数和(自身を含む): 656006400

約数和(自身を除く): 445147740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 390479, 780958, 1171437, 1561916, 1952395, 2342874, 3514311, 3904790, 4685748, 5857185, 7028622, 7809580, 10542933, 11714370, 14057244, 17571555, 21085866, 23428740, 35143110, 42171732, 52714665, 70286220, 105429330, 210858660]

約数ペア:

[(1, 210858660), (2, 105429330), (3, 70286220), (4, 52714665), (5, 42171732), (6, 35143110), (9, 23428740), (10, 21085866), (12, 17571555), (15, 14057244), (18, 11714370), (20, 10542933), (27, 7809580), (30, 7028622), (36, 5857185), (45, 4685748), (54, 3904790), (60, 3514311), (90, 2342874), (108, 1952395), (135, 1561916), (180, 1171437), (270, 780958), (540, 390479)]