217057920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113051}}^1$

素因数の和:113073

約数の個数: 64

約数和(自身を含む): 691878240

約数和(自身を除く): 474820320

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, 320, 384, 480, 640, 960, 1920, 113051, 226102, 339153, 452204, 565255, 678306, 904408, 1130510, 1356612, 1695765, 1808816, 2261020, 2713224, 3391530, 3617632, 4522040, 5426448, 6783060, 7235264, 9044080, 10852896, 13566120, 14470528, 18088160, 21705792, 27132240, 36176320, 43411584, 54264480, 72352640, 108528960, 217057920]

約数ペア:

[(1, 217057920), (2, 108528960), (3, 72352640), (4, 54264480), (5, 43411584), (6, 36176320), (8, 27132240), (10, 21705792), (12, 18088160), (15, 14470528), (16, 13566120), (20, 10852896), (24, 9044080), (30, 7235264), (32, 6783060), (40, 5426448), (48, 4522040), (60, 3617632), (64, 3391530), (80, 2713224), (96, 2261020), (120, 1808816), (128, 1695765), (160, 1356612), (192, 1130510), (240, 904408), (320, 678306), (384, 565255), (480, 452204), (640, 339153), (960, 226102), (1920, 113051)]