215568900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{239521}}^1$

素因数の和:239541

約数の個数: 54

約数和(自身を含む): 675691562

約数和(自身を除く): 460122662

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, 239521, 479042, 718563, 958084, 1197605, 1437126, 2155689, 2395210, 2874252, 3592815, 4311378, 4790420, 5988025, 7185630, 8622756, 10778445, 11976050, 14371260, 17964075, 21556890, 23952100, 35928150, 43113780, 53892225, 71856300, 107784450, 215568900]

約数ペア:

[(1, 215568900), (2, 107784450), (3, 71856300), (4, 53892225), (5, 43113780), (6, 35928150), (9, 23952100), (10, 21556890), (12, 17964075), (15, 14371260), (18, 11976050), (20, 10778445), (25, 8622756), (30, 7185630), (36, 5988025), (45, 4790420), (50, 4311378), (60, 3592815), (75, 2874252), (90, 2395210), (100, 2155689), (150, 1437126), (180, 1197605), (225, 958084), (300, 718563), (450, 479042), (900, 239521)]