199016820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1105649}}^1$

素因数の和:1105664

約数の個数: 36

約数和(自身を含む): 603684900

約数和(自身を除く): 404668080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1105649, 2211298, 3316947, 4422596, 5528245, 6633894, 9950841, 11056490, 13267788, 16584735, 19901682, 22112980, 33169470, 39803364, 49754205, 66338940, 99508410, 199016820]

約数ペア:

[(1, 199016820), (2, 99508410), (3, 66338940), (4, 49754205), (5, 39803364), (6, 33169470), (9, 22112980), (10, 19901682), (12, 16584735), (15, 13267788), (18, 11056490), (20, 9950841), (30, 6633894), (36, 5528245), (45, 4422596), (60, 3316947), (90, 2211298), (180, 1105649)]