268316640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:889

約数の個数: 144

約数和(自身を含む): 919900800

約数和(自身を除く): 651584160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 389, 479, 480, 720, 778, 958, 1167, 1437, 1440, 1556, 1916, 1945, 2334, 2395, 2874, 3112, 3501, 3832, 3890, 4311, 4668, 4790, 5748, 5835, 6224, 7002, 7185, 7664, 7780, 8622, 9336, 9580, 11496, 11670, 12448, 14004, 14370, 15328, 15560, 17244, 17505, 18672, 19160, 21555, 22992, 23340, 28008, 28740, 31120, 34488, 35010, 37344, 38320, 43110, 45984, 46680, 56016, 57480, 62240, 68976, 70020, 76640, 86220, 93360, 112032, 114960, 137952, 140040, 172440, 186331, 186720, 229920, 280080, 344880, 372662, 558993, 560160, 689760, 745324, 931655, 1117986, 1490648, 1676979, 1863310, 2235972, 2794965, 2981296, 3353958, 3726620, 4471944, 5589930, 5962592, 6707916, 7453240, 8384895, 8943888, 11179860, 13415832, 14906480, 16769790, 17887776, 22359720, 26831664, 29812960, 33539580, 44719440, 53663328, 67079160, 89438880, 134158320, 268316640]

約数ペア:

[(1, 268316640), (2, 134158320), (3, 89438880), (4, 67079160), (5, 53663328), (6, 44719440), (8, 33539580), (9, 29812960), (10, 26831664), (12, 22359720), (15, 17887776), (16, 16769790), (18, 14906480), (20, 13415832), (24, 11179860), (30, 8943888), (32, 8384895), (36, 7453240), (40, 6707916), (45, 5962592), (48, 5589930), (60, 4471944), (72, 3726620), (80, 3353958), (90, 2981296), (96, 2794965), (120, 2235972), (144, 1863310), (160, 1676979), (180, 1490648), (240, 1117986), (288, 931655), (360, 745324), (389, 689760), (479, 560160), (480, 558993), (720, 372662), (778, 344880), (958, 280080), (1167, 229920), (1437, 186720), (1440, 186331), (1556, 172440), (1916, 140040), (1945, 137952), (2334, 114960), (2395, 112032), (2874, 93360), (3112, 86220), (3501, 76640), (3832, 70020), (3890, 68976), (4311, 62240), (4668, 57480), (4790, 56016), (5748, 46680), (5835, 45984), (6224, 43110), (7002, 38320), (7185, 37344), (7664, 35010), (7780, 34488), (8622, 31120), (9336, 28740), (9580, 28008), (11496, 23340), (11670, 22992), (12448, 21555), (14004, 19160), (14370, 18672), (15328, 17505), (15560, 17244)]