621639648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 288

約数和(自身を含む): 2117187072

約数和(自身を除く): 1495547424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 71, 72, 84, 86, 96, 101, 112, 126, 129, 142, 144, 168, 172, 202, 213, 224, 252, 258, 284, 288, 301, 303, 336, 344, 387, 404, 426, 497, 504, 516, 568, 602, 606, 639, 672, 688, 707, 774, 808, 852, 903, 909, 994, 1008, 1032, 1136, 1204, 1212, 1278, 1376, 1414, 1491, 1548, 1616, 1704, 1806, 1818, 1988, 2016, 2064, 2121, 2272, 2408, 2424, 2556, 2709, 2828, 2982, 3053, 3096, 3232, 3408, 3612, 3636, 3976, 4128, 4242, 4343, 4473, 4816, 4848, 5112, 5418, 5656, 5964, 6106, 6192, 6363, 6816, 7171, 7224, 7272, 7952, 8484, 8686, 8946, 9159, 9632, 9696, 10224, 10836, 11312, 11928, 12212, 12384, 12726, 13029, 14342, 14448, 14544, 15904, 16968, 17372, 17892, 18318, 20448, 21371, 21513, 21672, 22624, 23856, 24424, 25452, 26058, 27477, 28684, 28896, 29088, 30401, 33936, 34744, 35784, 36636, 39087, 42742, 43026, 43344, 47712, 48848, 50197, 50904, 52116, 54954, 57368, 60802, 64113, 64539, 67872, 69488, 71568, 73272, 78174, 85484, 86052, 86688, 91203, 97696, 100394, 101808, 104232, 109908, 114736, 121604, 128226, 129078, 138976, 143136, 146544, 150591, 156348, 170968, 172104, 182406, 192339, 200788, 203616, 208464, 219816, 229472, 243208, 256452, 258156, 273609, 293088, 301182, 308353, 312696, 341936, 344208, 364812, 384678, 401576, 416928, 439632, 451773, 486416, 512904, 516312, 547218, 602364, 616706, 625392, 683872, 688416, 729624, 769356, 803152, 879264, 903546, 925059, 972832, 1025808, 1032624, 1094436, 1204728, 1233412, 1250784, 1459248, 1538712, 1606304, 1807092, 1850118, 2051616, 2065248, 2158471, 2188872, 2409456, 2466824, 2775177, 2918496, 3077424, 3614184, 3700236, 4316942, 4377744, 4818912, 4933648, 5550354, 6154848, 6475413, 7228368, 7400472, 8633884, 8755488, 9867296, 11100708, 12950826, 14456736, 14800944, 17267768, 19426239, 22201416, 25901652, 29601888, 34535536, 38852478, 44402832, 51803304, 69071072, 77704956, 88805664, 103606608, 155409912, 207213216, 310819824, 621639648]

約数ペア:

[(1, 621639648), (2, 310819824), (3, 207213216), (4, 155409912), (6, 103606608), (7, 88805664), (8, 77704956), (9, 69071072), (12, 51803304), (14, 44402832), (16, 38852478), (18, 34535536), (21, 29601888), (24, 25901652), (28, 22201416), (32, 19426239), (36, 17267768), (42, 14800944), (43, 14456736), (48, 12950826), (56, 11100708), (63, 9867296), (71, 8755488), (72, 8633884), (84, 7400472), (86, 7228368), (96, 6475413), (101, 6154848), (112, 5550354), (126, 4933648), (129, 4818912), (142, 4377744), (144, 4316942), (168, 3700236), (172, 3614184), (202, 3077424), (213, 2918496), (224, 2775177), (252, 2466824), (258, 2409456), (284, 2188872), (288, 2158471), (301, 2065248), (303, 2051616), (336, 1850118), (344, 1807092), (387, 1606304), (404, 1538712), (426, 1459248), (497, 1250784), (504, 1233412), (516, 1204728), (568, 1094436), (602, 1032624), (606, 1025808), (639, 972832), (672, 925059), (688, 903546), (707, 879264), (774, 803152), (808, 769356), (852, 729624), (903, 688416), (909, 683872), (994, 625392), (1008, 616706), (1032, 602364), (1136, 547218), (1204, 516312), (1212, 512904), (1278, 486416), (1376, 451773), (1414, 439632), (1491, 416928), (1548, 401576), (1616, 384678), (1704, 364812), (1806, 344208), (1818, 341936), (1988, 312696), (2016, 308353), (2064, 301182), (2121, 293088), (2272, 273609), (2408, 258156), (2424, 256452), (2556, 243208), (2709, 229472), (2828, 219816), (2982, 208464), (3053, 203616), (3096, 200788), (3232, 192339), (3408, 182406), (3612, 172104), (3636, 170968), (3976, 156348), (4128, 150591), (4242, 146544), (4343, 143136), (4473, 138976), (4816, 129078), (4848, 128226), (5112, 121604), (5418, 114736), (5656, 109908), (5964, 104232), (6106, 101808), (6192, 100394), (6363, 97696), (6816, 91203), (7171, 86688), (7224, 86052), (7272, 85484), (7952, 78174), (8484, 73272), (8686, 71568), (8946, 69488), (9159, 67872), (9632, 64539), (9696, 64113), (10224, 60802), (10836, 57368), (11312, 54954), (11928, 52116), (12212, 50904), (12384, 50197), (12726, 48848), (13029, 47712), (14342, 43344), (14448, 43026), (14544, 42742), (15904, 39087), (16968, 36636), (17372, 35784), (17892, 34744), (18318, 33936), (20448, 30401), (21371, 29088), (21513, 28896), (21672, 28684), (22624, 27477), (23856, 26058), (24424, 25452)]