206640900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{229601}}^1$

素因数の和:229621

約数の個数: 54

約数和(自身を含む): 647707242

約数和(自身を除く): 441066342

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 229601, 459202, 688803, 918404, 1148005, 1377606, 2066409, 2296010, 2755212, 3444015, 4132818, 4592020, 5740025, 6888030, 8265636, 10332045, 11480050, 13776060, 17220075, 20664090, 22960100, 34440150, 41328180, 51660225, 68880300, 103320450, 206640900]

約数ペア:

[(1, 206640900), (2, 103320450), (3, 68880300), (4, 51660225), (5, 41328180), (6, 34440150), (9, 22960100), (10, 20664090), (12, 17220075), (15, 13776060), (18, 11480050), (20, 10332045), (25, 8265636), (30, 6888030), (36, 5740025), (45, 4592020), (50, 4132818), (60, 3444015), (75, 2755212), (90, 2296010), (100, 2066409), (150, 1377606), (180, 1148005), (225, 918404), (300, 688803), (450, 459202), (900, 229601)]