256214880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 905748480

約数和(自身を除く): 649533600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 127, 135, 144, 160, 180, 216, 240, 254, 270, 288, 360, 381, 432, 467, 480, 508, 540, 635, 720, 762, 864, 934, 1016, 1080, 1143, 1270, 1401, 1440, 1524, 1868, 1905, 2032, 2160, 2286, 2335, 2540, 2802, 3048, 3429, 3736, 3810, 4064, 4203, 4320, 4572, 4670, 5080, 5604, 5715, 6096, 6858, 7005, 7472, 7620, 8406, 9144, 9340, 10160, 11208, 11430, 12192, 12609, 13716, 14010, 14944, 15240, 16812, 17145, 18288, 18680, 20320, 21015, 22416, 22860, 25218, 27432, 28020, 30480, 33624, 34290, 36576, 37360, 42030, 44832, 45720, 50436, 54864, 56040, 59309, 60960, 63045, 67248, 68580, 74720, 84060, 91440, 100872, 109728, 112080, 118618, 126090, 134496, 137160, 168120, 177927, 182880, 201744, 224160, 237236, 252180, 274320, 296545, 336240, 355854, 403488, 474472, 504360, 533781, 548640, 593090, 672480, 711708, 889635, 948944, 1008720, 1067562, 1186180, 1423416, 1601343, 1779270, 1897888, 2017440, 2135124, 2372360, 2668905, 2846832, 3202686, 3558540, 4270248, 4744720, 5337810, 5693664, 6405372, 7117080, 8006715, 8540496, 9489440, 10675620, 12810744, 14234160, 16013430, 17080992, 21351240, 25621488, 28468320, 32026860, 42702480, 51242976, 64053720, 85404960, 128107440, 256214880]

約数ペア:

[(1, 256214880), (2, 128107440), (3, 85404960), (4, 64053720), (5, 51242976), (6, 42702480), (8, 32026860), (9, 28468320), (10, 25621488), (12, 21351240), (15, 17080992), (16, 16013430), (18, 14234160), (20, 12810744), (24, 10675620), (27, 9489440), (30, 8540496), (32, 8006715), (36, 7117080), (40, 6405372), (45, 5693664), (48, 5337810), (54, 4744720), (60, 4270248), (72, 3558540), (80, 3202686), (90, 2846832), (96, 2668905), (108, 2372360), (120, 2135124), (127, 2017440), (135, 1897888), (144, 1779270), (160, 1601343), (180, 1423416), (216, 1186180), (240, 1067562), (254, 1008720), (270, 948944), (288, 889635), (360, 711708), (381, 672480), (432, 593090), (467, 548640), (480, 533781), (508, 504360), (540, 474472), (635, 403488), (720, 355854), (762, 336240), (864, 296545), (934, 274320), (1016, 252180), (1080, 237236), (1143, 224160), (1270, 201744), (1401, 182880), (1440, 177927), (1524, 168120), (1868, 137160), (1905, 134496), (2032, 126090), (2160, 118618), (2286, 112080), (2335, 109728), (2540, 100872), (2802, 91440), (3048, 84060), (3429, 74720), (3736, 68580), (3810, 67248), (4064, 63045), (4203, 60960), (4320, 59309), (4572, 56040), (4670, 54864), (5080, 50436), (5604, 45720), (5715, 44832), (6096, 42030), (6858, 37360), (7005, 36576), (7472, 34290), (7620, 33624), (8406, 30480), (9144, 28020), (9340, 27432), (10160, 25218), (11208, 22860), (11430, 22416), (12192, 21015), (12609, 20320), (13716, 18680), (14010, 18288), (14944, 17145), (15240, 16812)]