25662960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{109}}^2$

素因数の和:240

約数の個数: 120

約数和(自身を含む): 89213040

約数和(自身を除く): 63550080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 109, 120, 135, 144, 180, 216, 218, 240, 270, 327, 360, 432, 436, 540, 545, 654, 720, 872, 981, 1080, 1090, 1308, 1635, 1744, 1962, 2160, 2180, 2616, 2943, 3270, 3924, 4360, 4905, 5232, 5886, 6540, 7848, 8720, 9810, 11772, 11881, 13080, 14715, 15696, 19620, 23544, 23762, 26160, 29430, 35643, 39240, 47088, 47524, 58860, 59405, 71286, 78480, 95048, 106929, 117720, 118810, 142572, 178215, 190096, 213858, 235440, 237620, 285144, 320787, 356430, 427716, 475240, 534645, 570288, 641574, 712860, 855432, 950480, 1069290, 1283148, 1425720, 1603935, 1710864, 2138580, 2566296, 2851440, 3207870, 4277160, 5132592, 6415740, 8554320, 12831480, 25662960]

約数ペア:

[(1, 25662960), (2, 12831480), (3, 8554320), (4, 6415740), (5, 5132592), (6, 4277160), (8, 3207870), (9, 2851440), (10, 2566296), (12, 2138580), (15, 1710864), (16, 1603935), (18, 1425720), (20, 1283148), (24, 1069290), (27, 950480), (30, 855432), (36, 712860), (40, 641574), (45, 570288), (48, 534645), (54, 475240), (60, 427716), (72, 356430), (80, 320787), (90, 285144), (108, 237620), (109, 235440), (120, 213858), (135, 190096), (144, 178215), (180, 142572), (216, 118810), (218, 117720), (240, 106929), (270, 95048), (327, 78480), (360, 71286), (432, 59405), (436, 58860), (540, 47524), (545, 47088), (654, 39240), (720, 35643), (872, 29430), (981, 26160), (1080, 23762), (1090, 23544), (1308, 19620), (1635, 15696), (1744, 14715), (1962, 13080), (2160, 11881), (2180, 11772), (2616, 9810), (2943, 8720), (3270, 7848), (3924, 6540), (4360, 5886), (4905, 5232)]