76988880

素因数分解:

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

素因数の和:243

約数の個数: 150

約数和(自身を含む): 269869446

約数和(自身を除く): 192880566

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, 81, 90, 108, 109, 120, 135, 144, 162, 180, 216, 218, 240, 270, 324, 327, 360, 405, 432, 436, 540, 545, 648, 654, 720, 810, 872, 981, 1080, 1090, 1296, 1308, 1620, 1635, 1744, 1962, 2160, 2180, 2616, 2943, 3240, 3270, 3924, 4360, 4905, 5232, 5886, 6480, 6540, 7848, 8720, 8829, 9810, 11772, 11881, 13080, 14715, 15696, 17658, 19620, 23544, 23762, 26160, 29430, 35316, 35643, 39240, 44145, 47088, 47524, 58860, 59405, 70632, 71286, 78480, 88290, 95048, 106929, 117720, 118810, 141264, 142572, 176580, 178215, 190096, 213858, 235440, 237620, 285144, 320787, 353160, 356430, 427716, 475240, 534645, 570288, 641574, 706320, 712860, 855432, 950480, 962361, 1069290, 1283148, 1425720, 1603935, 1710864, 1924722, 2138580, 2566296, 2851440, 3207870, 3849444, 4277160, 4811805, 5132592, 6415740, 7698888, 8554320, 9623610, 12831480, 15397776, 19247220, 25662960, 38494440, 76988880]

約数ペア:

[(1, 76988880), (2, 38494440), (3, 25662960), (4, 19247220), (5, 15397776), (6, 12831480), (8, 9623610), (9, 8554320), (10, 7698888), (12, 6415740), (15, 5132592), (16, 4811805), (18, 4277160), (20, 3849444), (24, 3207870), (27, 2851440), (30, 2566296), (36, 2138580), (40, 1924722), (45, 1710864), (48, 1603935), (54, 1425720), (60, 1283148), (72, 1069290), (80, 962361), (81, 950480), (90, 855432), (108, 712860), (109, 706320), (120, 641574), (135, 570288), (144, 534645), (162, 475240), (180, 427716), (216, 356430), (218, 353160), (240, 320787), (270, 285144), (324, 237620), (327, 235440), (360, 213858), (405, 190096), (432, 178215), (436, 176580), (540, 142572), (545, 141264), (648, 118810), (654, 117720), (720, 106929), (810, 95048), (872, 88290), (981, 78480), (1080, 71286), (1090, 70632), (1296, 59405), (1308, 58860), (1620, 47524), (1635, 47088), (1744, 44145), (1962, 39240), (2160, 35643), (2180, 35316), (2616, 29430), (2943, 26160), (3240, 23762), (3270, 23544), (3924, 19620), (4360, 17658), (4905, 15696), (5232, 14715), (5886, 13080), (6480, 11881), (6540, 11772), (7848, 9810), (8720, 8829)]