490368420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2724269}}^1$

素因数の和:2724284

約数の個数: 36

約数和(自身を含む): 1487451420

約数和(自身を除く): 997083000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2724269, 5448538, 8172807, 10897076, 13621345, 16345614, 24518421, 27242690, 32691228, 40864035, 49036842, 54485380, 81728070, 98073684, 122592105, 163456140, 245184210, 490368420]

約数ペア:

[(1, 490368420), (2, 245184210), (3, 163456140), (4, 122592105), (5, 98073684), (6, 81728070), (9, 54485380), (10, 49036842), (12, 40864035), (15, 32691228), (18, 27242690), (20, 24518421), (30, 16345614), (36, 13621345), (45, 10897076), (60, 8172807), (90, 5448538), (180, 2724269)]