340491008

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 815899392

約数和(自身を除く): 475408384

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 71, 88, 104, 128, 131, 142, 143, 176, 208, 256, 262, 284, 286, 352, 416, 524, 568, 572, 704, 781, 832, 923, 1048, 1136, 1144, 1408, 1441, 1562, 1664, 1703, 1846, 2096, 2272, 2288, 2816, 2882, 3124, 3328, 3406, 3692, 4192, 4544, 4576, 5764, 6248, 6812, 7384, 8384, 9088, 9152, 9301, 10153, 11528, 12496, 13624, 14768, 16768, 18176, 18304, 18602, 18733, 20306, 23056, 24992, 27248, 29536, 33536, 36608, 37204, 37466, 40612, 46112, 49984, 54496, 59072, 74408, 74932, 81224, 92224, 99968, 102311, 108992, 118144, 120913, 148816, 149864, 162448, 184448, 199936, 204622, 217984, 236288, 241826, 297632, 299728, 324896, 368896, 409244, 435968, 483652, 595264, 599456, 649792, 818488, 967304, 1190528, 1198912, 1299584, 1330043, 1636976, 1934608, 2381056, 2397824, 2599168, 2660086, 3273952, 3869216, 4795648, 5320172, 6547904, 7738432, 10640344, 13095808, 15476864, 21280688, 26191616, 30953728, 42561376, 85122752, 170245504, 340491008]

約数ペア:

[(1, 340491008), (2, 170245504), (4, 85122752), (8, 42561376), (11, 30953728), (13, 26191616), (16, 21280688), (22, 15476864), (26, 13095808), (32, 10640344), (44, 7738432), (52, 6547904), (64, 5320172), (71, 4795648), (88, 3869216), (104, 3273952), (128, 2660086), (131, 2599168), (142, 2397824), (143, 2381056), (176, 1934608), (208, 1636976), (256, 1330043), (262, 1299584), (284, 1198912), (286, 1190528), (352, 967304), (416, 818488), (524, 649792), (568, 599456), (572, 595264), (704, 483652), (781, 435968), (832, 409244), (923, 368896), (1048, 324896), (1136, 299728), (1144, 297632), (1408, 241826), (1441, 236288), (1562, 217984), (1664, 204622), (1703, 199936), (1846, 184448), (2096, 162448), (2272, 149864), (2288, 148816), (2816, 120913), (2882, 118144), (3124, 108992), (3328, 102311), (3406, 99968), (3692, 92224), (4192, 81224), (4544, 74932), (4576, 74408), (5764, 59072), (6248, 54496), (6812, 49984), (7384, 46112), (8384, 40612), (9088, 37466), (9152, 37204), (9301, 36608), (10153, 33536), (11528, 29536), (12496, 27248), (13624, 24992), (14768, 23056), (16768, 20306), (18176, 18733), (18304, 18602)]