256685760

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{3301}}^1$

素因数の和:3333

約数の個数: 168

約数和(自身を含む): 915869136

約数和(自身を除く): 659183376

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3301, 3888, 4320, 4860, 5184, 6480, 6602, 7776, 8640, 9720, 9903, 12960, 13204, 15552, 16505, 19440, 19806, 25920, 26408, 29709, 33010, 38880, 39612, 49515, 52816, 59418, 66020, 77760, 79224, 89127, 99030, 105632, 118836, 132040, 148545, 158448, 178254, 198060, 211264, 237672, 264080, 267381, 297090, 316896, 356508, 396120, 445635, 475344, 528160, 534762, 594180, 633792, 713016, 792240, 802143, 891270, 950688, 1056320, 1069524, 1188360, 1336905, 1426032, 1584480, 1604286, 1782540, 1901376, 2139048, 2376720, 2673810, 2852064, 3168960, 3208572, 3565080, 4010715, 4278096, 4753440, 5347620, 5704128, 6417144, 7130160, 8021430, 8556192, 9506880, 10695240, 12834288, 14260320, 16042860, 17112384, 21390480, 25668576, 28520640, 32085720, 42780960, 51337152, 64171440, 85561920, 128342880, 256685760]

約数ペア:

[(1, 256685760), (2, 128342880), (3, 85561920), (4, 64171440), (5, 51337152), (6, 42780960), (8, 32085720), (9, 28520640), (10, 25668576), (12, 21390480), (15, 17112384), (16, 16042860), (18, 14260320), (20, 12834288), (24, 10695240), (27, 9506880), (30, 8556192), (32, 8021430), (36, 7130160), (40, 6417144), (45, 5704128), (48, 5347620), (54, 4753440), (60, 4278096), (64, 4010715), (72, 3565080), (80, 3208572), (81, 3168960), (90, 2852064), (96, 2673810), (108, 2376720), (120, 2139048), (135, 1901376), (144, 1782540), (160, 1604286), (162, 1584480), (180, 1426032), (192, 1336905), (216, 1188360), (240, 1069524), (243, 1056320), (270, 950688), (288, 891270), (320, 802143), (324, 792240), (360, 713016), (405, 633792), (432, 594180), (480, 534762), (486, 528160), (540, 475344), (576, 445635), (648, 396120), (720, 356508), (810, 316896), (864, 297090), (960, 267381), (972, 264080), (1080, 237672), (1215, 211264), (1296, 198060), (1440, 178254), (1620, 158448), (1728, 148545), (1944, 132040), (2160, 118836), (2430, 105632), (2592, 99030), (2880, 89127), (3240, 79224), (3301, 77760), (3888, 66020), (4320, 59418), (4860, 52816), (5184, 49515), (6480, 39612), (6602, 38880), (7776, 33010), (8640, 29709), (9720, 26408), (9903, 25920), (12960, 19806), (13204, 19440), (15552, 16505)]