56996820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{316649}}^1$

素因数の和:316664

約数の個数: 36

約数和(自身を含む): 172890900

約数和(自身を除く): 115894080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 316649, 633298, 949947, 1266596, 1583245, 1899894, 2849841, 3166490, 3799788, 4749735, 5699682, 6332980, 9499470, 11399364, 14249205, 18998940, 28498410, 56996820]

約数ペア:

[(1, 56996820), (2, 28498410), (3, 18998940), (4, 14249205), (5, 11399364), (6, 9499470), (9, 6332980), (10, 5699682), (12, 4749735), (15, 3799788), (18, 3166490), (20, 2849841), (30, 1899894), (36, 1583245), (45, 1266596), (60, 949947), (90, 633298), (180, 316649)]