256068900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{284521}}^1$

素因数の和:284541

約数の個数: 54

約数和(自身を含む): 802636562

約数和(自身を除く): 546567662

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, 284521, 569042, 853563, 1138084, 1422605, 1707126, 2560689, 2845210, 3414252, 4267815, 5121378, 5690420, 7113025, 8535630, 10242756, 12803445, 14226050, 17071260, 21339075, 25606890, 28452100, 42678150, 51213780, 64017225, 85356300, 128034450, 256068900]

約数ペア:

[(1, 256068900), (2, 128034450), (3, 85356300), (4, 64017225), (5, 51213780), (6, 42678150), (9, 28452100), (10, 25606890), (12, 21339075), (15, 17071260), (18, 14226050), (20, 12803445), (25, 10242756), (30, 8535630), (36, 7113025), (45, 5690420), (50, 5121378), (60, 4267815), (75, 3414252), (90, 2845210), (100, 2560689), (150, 1707126), (180, 1422605), (225, 1138084), (300, 853563), (450, 569042), (900, 284521)]