128813760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:920

約数の個数: 224

約数和(自身を含む): 481705920

約数和(自身を除く): 352892160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 877, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1754, 1836, 2040, 2160, 2295, 2448, 2631, 2720, 2880, 3060, 3264, 3508, 3672, 4080, 4320, 4385, 4590, 4896, 5262, 5440, 6120, 7016, 7344, 7893, 8160, 8640, 8770, 9180, 9792, 10524, 12240, 13155, 14032, 14688, 14909, 15786, 16320, 17540, 18360, 21048, 23679, 24480, 26310, 28064, 29376, 29818, 31572, 35080, 36720, 39465, 42096, 44727, 47358, 48960, 52620, 56128, 59636, 63144, 70160, 73440, 74545, 78930, 84192, 89454, 94716, 105240, 118395, 119272, 126288, 134181, 140320, 146880, 149090, 157860, 168384, 178908, 189432, 210480, 223635, 236790, 238544, 252576, 268362, 280640, 298180, 315720, 357816, 378864, 402543, 420960, 447270, 473580, 477088, 505152, 536724, 596360, 631440, 670905, 715632, 757728, 805086, 841920, 894540, 947160, 954176, 1073448, 1192720, 1262880, 1341810, 1431264, 1515456, 1610172, 1789080, 1894320, 2012715, 2146896, 2385440, 2525760, 2683620, 2862528, 3220344, 3578160, 3788640, 4025430, 4293792, 4770880, 5367240, 6440688, 7156320, 7577280, 8050860, 8587584, 10734480, 12881376, 14312640, 16101720, 21468960, 25762752, 32203440, 42937920, 64406880, 128813760]

約数ペア:

[(1, 128813760), (2, 64406880), (3, 42937920), (4, 32203440), (5, 25762752), (6, 21468960), (8, 16101720), (9, 14312640), (10, 12881376), (12, 10734480), (15, 8587584), (16, 8050860), (17, 7577280), (18, 7156320), (20, 6440688), (24, 5367240), (27, 4770880), (30, 4293792), (32, 4025430), (34, 3788640), (36, 3578160), (40, 3220344), (45, 2862528), (48, 2683620), (51, 2525760), (54, 2385440), (60, 2146896), (64, 2012715), (68, 1894320), (72, 1789080), (80, 1610172), (85, 1515456), (90, 1431264), (96, 1341810), (102, 1262880), (108, 1192720), (120, 1073448), (135, 954176), (136, 947160), (144, 894540), (153, 841920), (160, 805086), (170, 757728), (180, 715632), (192, 670905), (204, 631440), (216, 596360), (240, 536724), (255, 505152), (270, 477088), (272, 473580), (288, 447270), (306, 420960), (320, 402543), (340, 378864), (360, 357816), (408, 315720), (432, 298180), (459, 280640), (480, 268362), (510, 252576), (540, 238544), (544, 236790), (576, 223635), (612, 210480), (680, 189432), (720, 178908), (765, 168384), (816, 157860), (864, 149090), (877, 146880), (918, 140320), (960, 134181), (1020, 126288), (1080, 119272), (1088, 118395), (1224, 105240), (1360, 94716), (1440, 89454), (1530, 84192), (1632, 78930), (1728, 74545), (1754, 73440), (1836, 70160), (2040, 63144), (2160, 59636), (2295, 56128), (2448, 52620), (2631, 48960), (2720, 47358), (2880, 44727), (3060, 42096), (3264, 39465), (3508, 36720), (3672, 35080), (4080, 31572), (4320, 29818), (4385, 29376), (4590, 28064), (4896, 26310), (5262, 24480), (5440, 23679), (6120, 21048), (7016, 18360), (7344, 17540), (7893, 16320), (8160, 15786), (8640, 14909), (8770, 14688), (9180, 14032), (9792, 13155), (10524, 12240)]