251245824

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 705621504

約数和(自身を除く): 454375680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 61, 62, 64, 93, 96, 122, 124, 128, 173, 183, 186, 192, 244, 248, 256, 346, 366, 372, 384, 488, 496, 519, 692, 732, 744, 768, 976, 992, 1038, 1384, 1464, 1488, 1891, 1952, 1984, 2076, 2768, 2928, 2976, 3782, 3904, 3968, 4152, 5363, 5536, 5673, 5856, 5952, 7564, 7808, 7936, 8304, 10553, 10726, 11072, 11346, 11712, 11904, 15128, 15616, 16089, 16608, 21106, 21452, 22144, 22692, 23424, 23808, 30256, 31659, 32178, 33216, 42212, 42904, 44288, 45384, 46848, 60512, 63318, 64356, 66432, 84424, 85808, 90768, 121024, 126636, 128712, 132864, 168848, 171616, 181536, 242048, 253272, 257424, 327143, 337696, 343232, 363072, 484096, 506544, 514848, 654286, 675392, 686464, 726144, 981429, 1013088, 1029696, 1308572, 1350784, 1372928, 1452288, 1962858, 2026176, 2059392, 2617144, 2701568, 3925716, 4052352, 4118784, 5234288, 7851432, 8104704, 10468576, 15702864, 20937152, 31405728, 41874304, 62811456, 83748608, 125622912, 251245824]

約数ペア:

[(1, 251245824), (2, 125622912), (3, 83748608), (4, 62811456), (6, 41874304), (8, 31405728), (12, 20937152), (16, 15702864), (24, 10468576), (31, 8104704), (32, 7851432), (48, 5234288), (61, 4118784), (62, 4052352), (64, 3925716), (93, 2701568), (96, 2617144), (122, 2059392), (124, 2026176), (128, 1962858), (173, 1452288), (183, 1372928), (186, 1350784), (192, 1308572), (244, 1029696), (248, 1013088), (256, 981429), (346, 726144), (366, 686464), (372, 675392), (384, 654286), (488, 514848), (496, 506544), (519, 484096), (692, 363072), (732, 343232), (744, 337696), (768, 327143), (976, 257424), (992, 253272), (1038, 242048), (1384, 181536), (1464, 171616), (1488, 168848), (1891, 132864), (1952, 128712), (1984, 126636), (2076, 121024), (2768, 90768), (2928, 85808), (2976, 84424), (3782, 66432), (3904, 64356), (3968, 63318), (4152, 60512), (5363, 46848), (5536, 45384), (5673, 44288), (5856, 42904), (5952, 42212), (7564, 33216), (7808, 32178), (7936, 31659), (8304, 30256), (10553, 23808), (10726, 23424), (11072, 22692), (11346, 22144), (11712, 21452), (11904, 21106), (15128, 16608), (15616, 16089)]