278068896

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2048

約数の個数: 192

約数和(自身を含む): 967680000

約数和(自身を除く): 689611104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 69, 72, 84, 92, 96, 108, 112, 126, 138, 144, 161, 168, 184, 189, 207, 216, 224, 252, 276, 288, 322, 336, 368, 378, 414, 432, 483, 504, 552, 621, 644, 672, 736, 756, 828, 864, 966, 1008, 1104, 1242, 1288, 1449, 1512, 1656, 1932, 1999, 2016, 2208, 2484, 2576, 2898, 3024, 3312, 3864, 3998, 4347, 4968, 5152, 5796, 5997, 6048, 6624, 7728, 7996, 8694, 9936, 11592, 11994, 13993, 15456, 15992, 17388, 17991, 19872, 23184, 23988, 27986, 31984, 34776, 35982, 41979, 45977, 46368, 47976, 53973, 55972, 63968, 69552, 71964, 83958, 91954, 95952, 107946, 111944, 125937, 137931, 139104, 143928, 167916, 183908, 191904, 215892, 223888, 251874, 275862, 287856, 321839, 335832, 367816, 377811, 413793, 431784, 447776, 503748, 551724, 575712, 643678, 671664, 735632, 755622, 827586, 863568, 965517, 1007496, 1103448, 1241379, 1287356, 1343328, 1471264, 1511244, 1655172, 1727136, 1931034, 2014992, 2206896, 2482758, 2574712, 2896551, 3022488, 3310344, 3862068, 4029984, 4413792, 4965516, 5149424, 5793102, 6044976, 6620688, 7724136, 8689653, 9931032, 10298848, 11586204, 12089952, 13241376, 15448272, 17379306, 19862064, 23172408, 30896544, 34758612, 39724128, 46344816, 69517224, 92689632, 139034448, 278068896]

約数ペア:

[(1, 278068896), (2, 139034448), (3, 92689632), (4, 69517224), (6, 46344816), (7, 39724128), (8, 34758612), (9, 30896544), (12, 23172408), (14, 19862064), (16, 17379306), (18, 15448272), (21, 13241376), (23, 12089952), (24, 11586204), (27, 10298848), (28, 9931032), (32, 8689653), (36, 7724136), (42, 6620688), (46, 6044976), (48, 5793102), (54, 5149424), (56, 4965516), (63, 4413792), (69, 4029984), (72, 3862068), (84, 3310344), (92, 3022488), (96, 2896551), (108, 2574712), (112, 2482758), (126, 2206896), (138, 2014992), (144, 1931034), (161, 1727136), (168, 1655172), (184, 1511244), (189, 1471264), (207, 1343328), (216, 1287356), (224, 1241379), (252, 1103448), (276, 1007496), (288, 965517), (322, 863568), (336, 827586), (368, 755622), (378, 735632), (414, 671664), (432, 643678), (483, 575712), (504, 551724), (552, 503748), (621, 447776), (644, 431784), (672, 413793), (736, 377811), (756, 367816), (828, 335832), (864, 321839), (966, 287856), (1008, 275862), (1104, 251874), (1242, 223888), (1288, 215892), (1449, 191904), (1512, 183908), (1656, 167916), (1932, 143928), (1999, 139104), (2016, 137931), (2208, 125937), (2484, 111944), (2576, 107946), (2898, 95952), (3024, 91954), (3312, 83958), (3864, 71964), (3998, 69552), (4347, 63968), (4968, 55972), (5152, 53973), (5796, 47976), (5997, 46368), (6048, 45977), (6624, 41979), (7728, 35982), (7996, 34776), (8694, 31984), (9936, 27986), (11592, 23988), (11994, 23184), (13993, 19872), (15456, 17991), (15992, 17388)]