281816496

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 200

約数和(自身を含む): 901140240

約数和(自身を除く): 619323744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 43, 48, 52, 54, 72, 78, 81, 86, 104, 108, 117, 129, 144, 156, 162, 172, 208, 216, 234, 258, 312, 324, 344, 351, 387, 389, 432, 468, 516, 559, 624, 648, 688, 702, 774, 778, 936, 1032, 1053, 1118, 1161, 1167, 1296, 1404, 1548, 1556, 1677, 1872, 2064, 2106, 2236, 2322, 2334, 2808, 3096, 3112, 3354, 3483, 3501, 4212, 4472, 4644, 4668, 5031, 5057, 5616, 6192, 6224, 6708, 6966, 7002, 8424, 8944, 9288, 9336, 10062, 10114, 10503, 13416, 13932, 14004, 15093, 15171, 16727, 16848, 18576, 18672, 20124, 20228, 21006, 26832, 27864, 28008, 30186, 30342, 31509, 33454, 40248, 40456, 42012, 45279, 45513, 50181, 55728, 56016, 60372, 60684, 63018, 66908, 80496, 80912, 84024, 90558, 91026, 100362, 120744, 121368, 126036, 133816, 136539, 150543, 168048, 181116, 182052, 200724, 217451, 241488, 242736, 252072, 267632, 273078, 301086, 362232, 364104, 401448, 409617, 434902, 451629, 504144, 546156, 602172, 652353, 724464, 728208, 802896, 819234, 869804, 903258, 1092312, 1204344, 1304706, 1354887, 1638468, 1739608, 1806516, 1957059, 2184624, 2408688, 2609412, 2709774, 3276936, 3479216, 3613032, 3914118, 5218824, 5419548, 5871177, 6553872, 7226064, 7828236, 10437648, 10839096, 11742354, 15656472, 17613531, 21678192, 23484708, 31312944, 35227062, 46969416, 70454124, 93938832, 140908248, 281816496]

約数ペア:

[(1, 281816496), (2, 140908248), (3, 93938832), (4, 70454124), (6, 46969416), (8, 35227062), (9, 31312944), (12, 23484708), (13, 21678192), (16, 17613531), (18, 15656472), (24, 11742354), (26, 10839096), (27, 10437648), (36, 7828236), (39, 7226064), (43, 6553872), (48, 5871177), (52, 5419548), (54, 5218824), (72, 3914118), (78, 3613032), (81, 3479216), (86, 3276936), (104, 2709774), (108, 2609412), (117, 2408688), (129, 2184624), (144, 1957059), (156, 1806516), (162, 1739608), (172, 1638468), (208, 1354887), (216, 1304706), (234, 1204344), (258, 1092312), (312, 903258), (324, 869804), (344, 819234), (351, 802896), (387, 728208), (389, 724464), (432, 652353), (468, 602172), (516, 546156), (559, 504144), (624, 451629), (648, 434902), (688, 409617), (702, 401448), (774, 364104), (778, 362232), (936, 301086), (1032, 273078), (1053, 267632), (1118, 252072), (1161, 242736), (1167, 241488), (1296, 217451), (1404, 200724), (1548, 182052), (1556, 181116), (1677, 168048), (1872, 150543), (2064, 136539), (2106, 133816), (2236, 126036), (2322, 121368), (2334, 120744), (2808, 100362), (3096, 91026), (3112, 90558), (3354, 84024), (3483, 80912), (3501, 80496), (4212, 66908), (4472, 63018), (4644, 60684), (4668, 60372), (5031, 56016), (5057, 55728), (5616, 50181), (6192, 45513), (6224, 45279), (6708, 42012), (6966, 40456), (7002, 40248), (8424, 33454), (8944, 31509), (9288, 30342), (9336, 30186), (10062, 28008), (10114, 27864), (10503, 26832), (13416, 21006), (13932, 20228), (14004, 20124), (15093, 18672), (15171, 18576), (16727, 16848)]