1239138720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{860513}}^1$

素因数の和:860534

約数の個数: 72

約数和(自身を含む): 4228565796

約数和(自身を除く): 2989427076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 860513, 1721026, 2581539, 3442052, 4302565, 5163078, 6884104, 7744617, 8605130, 10326156, 12907695, 13768208, 15489234, 17210260, 20652312, 25815390, 27536416, 30978468, 34420520, 38723085, 41304624, 51630780, 61956936, 68841040, 77446170, 82609248, 103261560, 123913872, 137682080, 154892340, 206523120, 247827744, 309784680, 413046240, 619569360, 1239138720]

約数ペア:

[(1, 1239138720), (2, 619569360), (3, 413046240), (4, 309784680), (5, 247827744), (6, 206523120), (8, 154892340), (9, 137682080), (10, 123913872), (12, 103261560), (15, 82609248), (16, 77446170), (18, 68841040), (20, 61956936), (24, 51630780), (30, 41304624), (32, 38723085), (36, 34420520), (40, 30978468), (45, 27536416), (48, 25815390), (60, 20652312), (72, 17210260), (80, 15489234), (90, 13768208), (96, 12907695), (120, 10326156), (144, 8605130), (160, 7744617), (180, 6884104), (240, 5163078), (288, 4302565), (360, 3442052), (480, 2581539), (720, 1721026), (1440, 860513)]