12857760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{8929}}^1$

素因数の和:8950

約数の個数: 72

約数和(自身を含む): 43882020

約数和(自身を除く): 31024260

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, 8929, 17858, 26787, 35716, 44645, 53574, 71432, 80361, 89290, 107148, 133935, 142864, 160722, 178580, 214296, 267870, 285728, 321444, 357160, 401805, 428592, 535740, 642888, 714320, 803610, 857184, 1071480, 1285776, 1428640, 1607220, 2142960, 2571552, 3214440, 4285920, 6428880, 12857760]

約数ペア:

[(1, 12857760), (2, 6428880), (3, 4285920), (4, 3214440), (5, 2571552), (6, 2142960), (8, 1607220), (9, 1428640), (10, 1285776), (12, 1071480), (15, 857184), (16, 803610), (18, 714320), (20, 642888), (24, 535740), (30, 428592), (32, 401805), (36, 357160), (40, 321444), (45, 285728), (48, 267870), (60, 214296), (72, 178580), (80, 160722), (90, 142864), (96, 133935), (120, 107148), (144, 89290), (160, 80361), (180, 71432), (240, 53574), (288, 44645), (360, 35716), (480, 26787), (720, 17858), (1440, 8929)]