680749920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{17509}}^1$

素因数の和:17539

約数の個数: 144

約数和(自身を含む): 2409235920

約数和(自身を除く): 1728486000

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 17509, 19440, 35018, 38880, 52527, 70036, 87545, 105054, 140072, 157581, 175090, 210108, 262635, 280144, 315162, 350180, 420216, 472743, 525270, 560288, 630324, 700360, 787905, 840432, 945486, 1050540, 1260648, 1400720, 1418229, 1575810, 1680864, 1890972, 2101080, 2363715, 2521296, 2801440, 2836458, 3151620, 3781944, 4202160, 4254687, 4727430, 5042592, 5672916, 6303240, 7091145, 7563888, 8404320, 8509374, 9454860, 11345832, 12606480, 14182290, 15127776, 17018748, 18909720, 21273435, 22691664, 25212960, 28364580, 34037496, 37819440, 42546870, 45383328, 56729160, 68074992, 75638880, 85093740, 113458320, 136149984, 170187480, 226916640, 340374960, 680749920]

約数ペア:

[(1, 680749920), (2, 340374960), (3, 226916640), (4, 170187480), (5, 136149984), (6, 113458320), (8, 85093740), (9, 75638880), (10, 68074992), (12, 56729160), (15, 45383328), (16, 42546870), (18, 37819440), (20, 34037496), (24, 28364580), (27, 25212960), (30, 22691664), (32, 21273435), (36, 18909720), (40, 17018748), (45, 15127776), (48, 14182290), (54, 12606480), (60, 11345832), (72, 9454860), (80, 8509374), (81, 8404320), (90, 7563888), (96, 7091145), (108, 6303240), (120, 5672916), (135, 5042592), (144, 4727430), (160, 4254687), (162, 4202160), (180, 3781944), (216, 3151620), (240, 2836458), (243, 2801440), (270, 2521296), (288, 2363715), (324, 2101080), (360, 1890972), (405, 1680864), (432, 1575810), (480, 1418229), (486, 1400720), (540, 1260648), (648, 1050540), (720, 945486), (810, 840432), (864, 787905), (972, 700360), (1080, 630324), (1215, 560288), (1296, 525270), (1440, 472743), (1620, 420216), (1944, 350180), (2160, 315162), (2430, 280144), (2592, 262635), (3240, 210108), (3888, 175090), (4320, 157581), (4860, 140072), (6480, 105054), (7776, 87545), (9720, 70036), (12960, 52527), (17509, 38880), (19440, 35018)]