1311781632

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^2$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 4204295424

約数和(自身を除く): 2892513792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 103, 112, 128, 138, 161, 168, 184, 192, 206, 224, 256, 276, 309, 322, 336, 368, 384, 412, 448, 483, 552, 618, 644, 672, 721, 736, 768, 824, 896, 966, 1104, 1236, 1288, 1344, 1442, 1472, 1648, 1792, 1932, 2163, 2208, 2369, 2472, 2576, 2688, 2884, 2944, 3296, 3864, 4326, 4416, 4738, 4944, 5152, 5376, 5768, 5888, 6592, 7107, 7728, 8652, 8832, 9476, 9888, 10304, 10609, 11536, 13184, 14214, 15456, 16583, 17304, 17664, 18952, 19776, 20608, 21218, 23072, 26368, 28428, 30912, 31827, 33166, 34608, 37904, 39552, 41216, 42436, 46144, 49749, 56856, 61824, 63654, 66332, 69216, 74263, 75808, 79104, 84872, 92288, 99498, 113712, 123648, 127308, 132664, 138432, 148526, 151616, 169744, 184576, 198996, 222789, 227424, 244007, 254616, 265328, 276864, 297052, 303232, 339488, 397992, 445578, 454848, 488014, 509232, 530656, 553728, 594104, 606464, 678976, 732021, 795984, 891156, 909696, 976028, 1018464, 1061312, 1188208, 1357952, 1464042, 1591968, 1708049, 1782312, 1819392, 1952056, 2036928, 2122624, 2376416, 2715904, 2928084, 3183936, 3416098, 3564624, 3904112, 4073856, 4245248, 4752832, 5124147, 5856168, 6367872, 6832196, 7129248, 7808224, 8147712, 9505664, 10248294, 11712336, 12735744, 13664392, 14258496, 15616448, 19011328, 20496588, 23424672, 27328784, 28516992, 31232896, 40993176, 46849344, 54657568, 57033984, 62465792, 81986352, 93698688, 109315136, 163972704, 187397376, 218630272, 327945408, 437260544, 655890816, 1311781632]

約数ペア:

[(1, 1311781632), (2, 655890816), (3, 437260544), (4, 327945408), (6, 218630272), (7, 187397376), (8, 163972704), (12, 109315136), (14, 93698688), (16, 81986352), (21, 62465792), (23, 57033984), (24, 54657568), (28, 46849344), (32, 40993176), (42, 31232896), (46, 28516992), (48, 27328784), (56, 23424672), (64, 20496588), (69, 19011328), (84, 15616448), (92, 14258496), (96, 13664392), (103, 12735744), (112, 11712336), (128, 10248294), (138, 9505664), (161, 8147712), (168, 7808224), (184, 7129248), (192, 6832196), (206, 6367872), (224, 5856168), (256, 5124147), (276, 4752832), (309, 4245248), (322, 4073856), (336, 3904112), (368, 3564624), (384, 3416098), (412, 3183936), (448, 2928084), (483, 2715904), (552, 2376416), (618, 2122624), (644, 2036928), (672, 1952056), (721, 1819392), (736, 1782312), (768, 1708049), (824, 1591968), (896, 1464042), (966, 1357952), (1104, 1188208), (1236, 1061312), (1288, 1018464), (1344, 976028), (1442, 909696), (1472, 891156), (1648, 795984), (1792, 732021), (1932, 678976), (2163, 606464), (2208, 594104), (2369, 553728), (2472, 530656), (2576, 509232), (2688, 488014), (2884, 454848), (2944, 445578), (3296, 397992), (3864, 339488), (4326, 303232), (4416, 297052), (4738, 276864), (4944, 265328), (5152, 254616), (5376, 244007), (5768, 227424), (5888, 222789), (6592, 198996), (7107, 184576), (7728, 169744), (8652, 151616), (8832, 148526), (9476, 138432), (9888, 132664), (10304, 127308), (10609, 123648), (11536, 113712), (13184, 99498), (14214, 92288), (15456, 84872), (16583, 79104), (17304, 75808), (17664, 74263), (18952, 69216), (19776, 66332), (20608, 63654), (21218, 61824), (23072, 56856), (26368, 49749), (28428, 46144), (30912, 42436), (31827, 41216), (33166, 39552), (34608, 37904)]