8990460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{16649}}^1$

素因数の和:16667

約数の個数: 48

約数和(自身を含む): 27972000

約数和(自身を除く): 18981540

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, 16649, 33298, 49947, 66596, 83245, 99894, 149841, 166490, 199788, 249735, 299682, 332980, 449523, 499470, 599364, 749205, 899046, 998940, 1498410, 1798092, 2247615, 2996820, 4495230, 8990460]

約数ペア:

[(1, 8990460), (2, 4495230), (3, 2996820), (4, 2247615), (5, 1798092), (6, 1498410), (9, 998940), (10, 899046), (12, 749205), (15, 599364), (18, 499470), (20, 449523), (27, 332980), (30, 299682), (36, 249735), (45, 199788), (54, 166490), (60, 149841), (90, 99894), (108, 83245), (135, 66596), (180, 49947), (270, 33298), (540, 16649)]