642140784

素因数分解:

$2^4\times 3^4\times {\mathrm{313}}^1\times {\mathrm{1583}}^1$

素因数の和:1916

約数の個数: 100

約数和(自身を含む): 1865657376

約数和(自身を除く): 1223516592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 313, 324, 432, 626, 648, 939, 1252, 1296, 1583, 1878, 2504, 2817, 3166, 3756, 4749, 5008, 5634, 6332, 7512, 8451, 9498, 11268, 12664, 14247, 15024, 16902, 18996, 22536, 25328, 25353, 28494, 33804, 37992, 42741, 45072, 50706, 56988, 67608, 75984, 85482, 101412, 113976, 128223, 135216, 170964, 202824, 227952, 256446, 341928, 405648, 495479, 512892, 683856, 990958, 1025784, 1486437, 1981916, 2051568, 2972874, 3963832, 4459311, 5945748, 7927664, 8918622, 11891496, 13377933, 17837244, 23782992, 26755866, 35674488, 40133799, 53511732, 71348976, 80267598, 107023464, 160535196, 214046928, 321070392, 642140784]

約数ペア:

[(1, 642140784), (2, 321070392), (3, 214046928), (4, 160535196), (6, 107023464), (8, 80267598), (9, 71348976), (12, 53511732), (16, 40133799), (18, 35674488), (24, 26755866), (27, 23782992), (36, 17837244), (48, 13377933), (54, 11891496), (72, 8918622), (81, 7927664), (108, 5945748), (144, 4459311), (162, 3963832), (216, 2972874), (313, 2051568), (324, 1981916), (432, 1486437), (626, 1025784), (648, 990958), (939, 683856), (1252, 512892), (1296, 495479), (1583, 405648), (1878, 341928), (2504, 256446), (2817, 227952), (3166, 202824), (3756, 170964), (4749, 135216), (5008, 128223), (5634, 113976), (6332, 101412), (7512, 85482), (8451, 75984), (9498, 67608), (11268, 56988), (12664, 50706), (14247, 45072), (15024, 42741), (16902, 37992), (18996, 33804), (22536, 28494), (25328, 25353)]