268989984

素因数分解:

$2^5\times 3^4\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 120

約数和(自身を含む): 797335308

約数和(自身を除く): 528345324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 157, 162, 216, 288, 314, 324, 432, 471, 628, 648, 661, 864, 942, 1256, 1296, 1322, 1413, 1884, 1983, 2512, 2592, 2644, 2826, 3768, 3966, 4239, 5024, 5288, 5652, 5949, 7536, 7932, 8478, 10576, 11304, 11898, 12717, 15072, 15864, 16956, 17847, 21152, 22608, 23796, 25434, 31728, 33912, 35694, 45216, 47592, 50868, 53541, 63456, 67824, 71388, 95184, 101736, 103777, 107082, 135648, 142776, 190368, 203472, 207554, 214164, 285552, 311331, 406944, 415108, 428328, 571104, 622662, 830216, 856656, 933993, 1245324, 1660432, 1713312, 1867986, 2490648, 2801979, 3320864, 3735972, 4981296, 5603958, 7471944, 8405937, 9962592, 11207916, 14943888, 16811874, 22415832, 29887776, 33623748, 44831664, 67247496, 89663328, 134494992, 268989984]

約数ペア:

[(1, 268989984), (2, 134494992), (3, 89663328), (4, 67247496), (6, 44831664), (8, 33623748), (9, 29887776), (12, 22415832), (16, 16811874), (18, 14943888), (24, 11207916), (27, 9962592), (32, 8405937), (36, 7471944), (48, 5603958), (54, 4981296), (72, 3735972), (81, 3320864), (96, 2801979), (108, 2490648), (144, 1867986), (157, 1713312), (162, 1660432), (216, 1245324), (288, 933993), (314, 856656), (324, 830216), (432, 622662), (471, 571104), (628, 428328), (648, 415108), (661, 406944), (864, 311331), (942, 285552), (1256, 214164), (1296, 207554), (1322, 203472), (1413, 190368), (1884, 142776), (1983, 135648), (2512, 107082), (2592, 103777), (2644, 101736), (2826, 95184), (3768, 71388), (3966, 67824), (4239, 63456), (5024, 53541), (5288, 50868), (5652, 47592), (5949, 45216), (7536, 35694), (7932, 33912), (8478, 31728), (10576, 25434), (11304, 23796), (11898, 22608), (12717, 21152), (15072, 17847), (15864, 16956)]