720953460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{445033}}^1$

素因数の和:445054

約数の個数: 60

約数和(自身を含む): 2261662788

約数和(自身を除く): 1540709328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 445033, 890066, 1335099, 1780132, 2225165, 2670198, 4005297, 4450330, 5340396, 6675495, 8010594, 8900660, 12015891, 13350990, 16021188, 20026485, 24031782, 26701980, 36047673, 40052970, 48063564, 60079455, 72095346, 80105940, 120158910, 144190692, 180238365, 240317820, 360476730, 720953460]

約数ペア:

[(1, 720953460), (2, 360476730), (3, 240317820), (4, 180238365), (5, 144190692), (6, 120158910), (9, 80105940), (10, 72095346), (12, 60079455), (15, 48063564), (18, 40052970), (20, 36047673), (27, 26701980), (30, 24031782), (36, 20026485), (45, 16021188), (54, 13350990), (60, 12015891), (81, 8900660), (90, 8010594), (108, 6675495), (135, 5340396), (162, 4450330), (180, 4005297), (270, 2670198), (324, 2225165), (405, 1780132), (540, 1335099), (810, 890066), (1620, 445033)]