220592640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{28723}}^1$

素因数の和:28749

約数の個数: 80

約数和(自身を含む): 705231648

約数和(自身を除く): 484639008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 28723, 57446, 86169, 114892, 143615, 172338, 229784, 287230, 344676, 430845, 459568, 574460, 689352, 861690, 919136, 1148920, 1378704, 1723380, 1838272, 2297840, 2757408, 3446760, 3676544, 4595680, 5514816, 6893520, 7353088, 9191360, 11029632, 13787040, 14706176, 18382720, 22059264, 27574080, 36765440, 44118528, 55148160, 73530880, 110296320, 220592640]

約数ペア:

[(1, 220592640), (2, 110296320), (3, 73530880), (4, 55148160), (5, 44118528), (6, 36765440), (8, 27574080), (10, 22059264), (12, 18382720), (15, 14706176), (16, 13787040), (20, 11029632), (24, 9191360), (30, 7353088), (32, 6893520), (40, 5514816), (48, 4595680), (60, 3676544), (64, 3446760), (80, 2757408), (96, 2297840), (120, 1838272), (128, 1723380), (160, 1378704), (192, 1148920), (240, 919136), (256, 861690), (320, 689352), (384, 574460), (480, 459568), (512, 430845), (640, 344676), (768, 287230), (960, 229784), (1280, 172338), (1536, 143615), (1920, 114892), (2560, 86169), (3840, 57446), (7680, 28723)]