2786206720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:908

約数の個数: 176

約数和(自身を含む): 7419900096

約数和(自身を除く): 4633693376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 160, 176, 220, 244, 256, 305, 320, 352, 440, 488, 512, 610, 640, 671, 704, 811, 880, 976, 1024, 1220, 1280, 1342, 1408, 1622, 1760, 1952, 2440, 2560, 2684, 2816, 3244, 3355, 3520, 3904, 4055, 4880, 5120, 5368, 5632, 6488, 6710, 7040, 7808, 8110, 8921, 9760, 10736, 11264, 12976, 13420, 14080, 15616, 16220, 17842, 19520, 21472, 25952, 26840, 28160, 31232, 32440, 35684, 39040, 42944, 44605, 49471, 51904, 53680, 56320, 62464, 64880, 71368, 78080, 85888, 89210, 98942, 103808, 107360, 129760, 142736, 156160, 171776, 178420, 197884, 207616, 214720, 247355, 259520, 285472, 312320, 343552, 356840, 395768, 415232, 429440, 494710, 519040, 544181, 570944, 687104, 713680, 791536, 830464, 858880, 989420, 1038080, 1088362, 1141888, 1427360, 1583072, 1717760, 1978840, 2076160, 2176724, 2283776, 2720905, 2854720, 3166144, 3435520, 3957680, 4152320, 4353448, 4567552, 5441810, 5709440, 6332288, 7915360, 8706896, 9135104, 10883620, 11418880, 12664576, 15830720, 17413792, 21767240, 22837760, 25329152, 31661440, 34827584, 43534480, 45675520, 50658304, 63322880, 69655168, 87068960, 126645760, 139310336, 174137920, 253291520, 278620672, 348275840, 557241344, 696551680, 1393103360, 2786206720]

約数ペア:

[(1, 2786206720), (2, 1393103360), (4, 696551680), (5, 557241344), (8, 348275840), (10, 278620672), (11, 253291520), (16, 174137920), (20, 139310336), (22, 126645760), (32, 87068960), (40, 69655168), (44, 63322880), (55, 50658304), (61, 45675520), (64, 43534480), (80, 34827584), (88, 31661440), (110, 25329152), (122, 22837760), (128, 21767240), (160, 17413792), (176, 15830720), (220, 12664576), (244, 11418880), (256, 10883620), (305, 9135104), (320, 8706896), (352, 7915360), (440, 6332288), (488, 5709440), (512, 5441810), (610, 4567552), (640, 4353448), (671, 4152320), (704, 3957680), (811, 3435520), (880, 3166144), (976, 2854720), (1024, 2720905), (1220, 2283776), (1280, 2176724), (1342, 2076160), (1408, 1978840), (1622, 1717760), (1760, 1583072), (1952, 1427360), (2440, 1141888), (2560, 1088362), (2684, 1038080), (2816, 989420), (3244, 858880), (3355, 830464), (3520, 791536), (3904, 713680), (4055, 687104), (4880, 570944), (5120, 544181), (5368, 519040), (5632, 494710), (6488, 429440), (6710, 415232), (7040, 395768), (7808, 356840), (8110, 343552), (8921, 312320), (9760, 285472), (10736, 259520), (11264, 247355), (12976, 214720), (13420, 207616), (14080, 197884), (15616, 178420), (16220, 171776), (17842, 156160), (19520, 142736), (21472, 129760), (25952, 107360), (26840, 103808), (28160, 98942), (31232, 89210), (32440, 85888), (35684, 78080), (39040, 71368), (42944, 64880), (44605, 62464), (49471, 56320), (51904, 53680)]