638348928

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 256

約数和(自身を含む): 2115072000

約数和(自身を除く): 1476723072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 29, 32, 38, 42, 48, 56, 57, 58, 64, 76, 84, 87, 96, 112, 114, 116, 128, 133, 152, 168, 174, 192, 203, 224, 228, 232, 266, 304, 336, 348, 384, 399, 406, 431, 448, 456, 464, 532, 551, 608, 609, 672, 696, 798, 812, 862, 896, 912, 928, 1064, 1102, 1216, 1218, 1293, 1344, 1392, 1596, 1624, 1653, 1724, 1824, 1856, 2128, 2204, 2432, 2436, 2586, 2688, 2784, 3017, 3192, 3248, 3306, 3448, 3648, 3712, 3857, 4256, 4408, 4872, 5172, 5568, 6034, 6384, 6496, 6612, 6896, 7296, 7714, 8189, 8512, 8816, 9051, 9744, 10344, 11136, 11571, 12068, 12499, 12768, 12992, 13224, 13792, 15428, 16378, 17024, 17632, 18102, 19488, 20688, 23142, 24136, 24567, 24998, 25536, 25984, 26448, 27584, 30856, 32756, 35264, 36204, 37497, 38976, 41376, 46284, 48272, 49134, 49996, 51072, 52896, 55168, 57323, 61712, 65512, 70528, 72408, 74994, 77952, 82752, 87493, 92568, 96544, 98268, 99992, 105792, 114646, 123424, 131024, 144816, 149988, 165504, 171969, 174986, 185136, 193088, 196536, 199984, 211584, 229292, 237481, 246848, 262048, 262479, 289632, 299976, 343938, 349972, 370272, 386176, 393072, 399968, 458584, 474962, 493696, 524096, 524958, 579264, 599952, 687876, 699944, 712443, 740544, 786144, 799936, 917168, 949924, 1048192, 1049916, 1158528, 1199904, 1375752, 1399888, 1424886, 1481088, 1572288, 1599872, 1662367, 1834336, 1899848, 2099832, 2399808, 2751504, 2799776, 2849772, 3144576, 3324734, 3668672, 3799696, 4199664, 4799616, 4987101, 5503008, 5599552, 5699544, 6649468, 7337344, 7599392, 8399328, 9974202, 11006016, 11199104, 11399088, 13298936, 15198784, 16798656, 19948404, 22012032, 22798176, 26597872, 30397568, 33597312, 39896808, 45596352, 53195744, 79793616, 91192704, 106391488, 159587232, 212782976, 319174464, 638348928]

約数ペア:

[(1, 638348928), (2, 319174464), (3, 212782976), (4, 159587232), (6, 106391488), (7, 91192704), (8, 79793616), (12, 53195744), (14, 45596352), (16, 39896808), (19, 33597312), (21, 30397568), (24, 26597872), (28, 22798176), (29, 22012032), (32, 19948404), (38, 16798656), (42, 15198784), (48, 13298936), (56, 11399088), (57, 11199104), (58, 11006016), (64, 9974202), (76, 8399328), (84, 7599392), (87, 7337344), (96, 6649468), (112, 5699544), (114, 5599552), (116, 5503008), (128, 4987101), (133, 4799616), (152, 4199664), (168, 3799696), (174, 3668672), (192, 3324734), (203, 3144576), (224, 2849772), (228, 2799776), (232, 2751504), (266, 2399808), (304, 2099832), (336, 1899848), (348, 1834336), (384, 1662367), (399, 1599872), (406, 1572288), (431, 1481088), (448, 1424886), (456, 1399888), (464, 1375752), (532, 1199904), (551, 1158528), (608, 1049916), (609, 1048192), (672, 949924), (696, 917168), (798, 799936), (812, 786144), (862, 740544), (896, 712443), (912, 699944), (928, 687876), (1064, 599952), (1102, 579264), (1216, 524958), (1218, 524096), (1293, 493696), (1344, 474962), (1392, 458584), (1596, 399968), (1624, 393072), (1653, 386176), (1724, 370272), (1824, 349972), (1856, 343938), (2128, 299976), (2204, 289632), (2432, 262479), (2436, 262048), (2586, 246848), (2688, 237481), (2784, 229292), (3017, 211584), (3192, 199984), (3248, 196536), (3306, 193088), (3448, 185136), (3648, 174986), (3712, 171969), (3857, 165504), (4256, 149988), (4408, 144816), (4872, 131024), (5172, 123424), (5568, 114646), (6034, 105792), (6384, 99992), (6496, 98268), (6612, 96544), (6896, 92568), (7296, 87493), (7714, 82752), (8189, 77952), (8512, 74994), (8816, 72408), (9051, 70528), (9744, 65512), (10344, 61712), (11136, 57323), (11571, 55168), (12068, 52896), (12499, 51072), (12768, 49996), (12992, 49134), (13224, 48272), (13792, 46284), (15428, 41376), (16378, 38976), (17024, 37497), (17632, 36204), (18102, 35264), (19488, 32756), (20688, 30856), (23142, 27584), (24136, 26448), (24567, 25984), (24998, 25536)]