263553136

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 678813696

約数和(自身を除く): 415260560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 71, 77, 88, 92, 112, 131, 142, 154, 161, 176, 184, 253, 262, 284, 308, 322, 368, 497, 506, 524, 568, 616, 644, 781, 917, 994, 1012, 1048, 1136, 1232, 1288, 1441, 1562, 1633, 1771, 1834, 1988, 2024, 2096, 2576, 2882, 3013, 3124, 3266, 3542, 3668, 3976, 4048, 5467, 5764, 6026, 6248, 6532, 7084, 7336, 7952, 9301, 10087, 10934, 11431, 11528, 12052, 12496, 13064, 14168, 14672, 17963, 18602, 20174, 21091, 21868, 22862, 23056, 24104, 26128, 28336, 33143, 35926, 37204, 40348, 42182, 43736, 45724, 48208, 65107, 66286, 71852, 74408, 80696, 84364, 87472, 91448, 102311, 125741, 130214, 132572, 143704, 148816, 161392, 168728, 182896, 204622, 213923, 232001, 251482, 260428, 265144, 287408, 337456, 409244, 427846, 464002, 502964, 520856, 530288, 716177, 818488, 855692, 928004, 1005928, 1041712, 1432354, 1497461, 1636976, 1711384, 1856008, 2011856, 2353153, 2864708, 2994922, 3422768, 3712016, 4706306, 5729416, 5989844, 9412612, 11458832, 11979688, 16472071, 18825224, 23959376, 32944142, 37650448, 65888284, 131776568, 263553136]

約数ペア:

[(1, 263553136), (2, 131776568), (4, 65888284), (7, 37650448), (8, 32944142), (11, 23959376), (14, 18825224), (16, 16472071), (22, 11979688), (23, 11458832), (28, 9412612), (44, 5989844), (46, 5729416), (56, 4706306), (71, 3712016), (77, 3422768), (88, 2994922), (92, 2864708), (112, 2353153), (131, 2011856), (142, 1856008), (154, 1711384), (161, 1636976), (176, 1497461), (184, 1432354), (253, 1041712), (262, 1005928), (284, 928004), (308, 855692), (322, 818488), (368, 716177), (497, 530288), (506, 520856), (524, 502964), (568, 464002), (616, 427846), (644, 409244), (781, 337456), (917, 287408), (994, 265144), (1012, 260428), (1048, 251482), (1136, 232001), (1232, 213923), (1288, 204622), (1441, 182896), (1562, 168728), (1633, 161392), (1771, 148816), (1834, 143704), (1988, 132572), (2024, 130214), (2096, 125741), (2576, 102311), (2882, 91448), (3013, 87472), (3124, 84364), (3266, 80696), (3542, 74408), (3668, 71852), (3976, 66286), (4048, 65107), (5467, 48208), (5764, 45724), (6026, 43736), (6248, 42182), (6532, 40348), (7084, 37204), (7336, 35926), (7952, 33143), (9301, 28336), (10087, 26128), (10934, 24104), (11431, 23056), (11528, 22862), (12052, 21868), (12496, 21091), (13064, 20174), (14168, 18602), (14672, 17963)]