280291584

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 786727424

約数和(自身を除く): 506435840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 61, 62, 64, 93, 96, 122, 124, 128, 183, 186, 192, 193, 244, 248, 256, 366, 372, 384, 386, 488, 496, 579, 732, 744, 768, 772, 976, 992, 1158, 1464, 1488, 1544, 1891, 1952, 1984, 2316, 2928, 2976, 3088, 3782, 3904, 3968, 4632, 5673, 5856, 5952, 5983, 6176, 7564, 7808, 7936, 9264, 11346, 11712, 11773, 11904, 11966, 12352, 15128, 15616, 17949, 18528, 22692, 23424, 23546, 23808, 23932, 24704, 30256, 35319, 35898, 37056, 45384, 46848, 47092, 47864, 49408, 60512, 70638, 71796, 74112, 90768, 94184, 95728, 121024, 141276, 143592, 148224, 181536, 188368, 191456, 242048, 282552, 287184, 363072, 364963, 376736, 382912, 484096, 565104, 574368, 726144, 729926, 753472, 765824, 1094889, 1130208, 1148736, 1452288, 1459852, 1506944, 1531648, 2189778, 2260416, 2297472, 2919704, 3013888, 4379556, 4520832, 4594944, 5839408, 8759112, 9041664, 11678816, 17518224, 23357632, 35036448, 46715264, 70072896, 93430528, 140145792, 280291584]

約数ペア:

[(1, 280291584), (2, 140145792), (3, 93430528), (4, 70072896), (6, 46715264), (8, 35036448), (12, 23357632), (16, 17518224), (24, 11678816), (31, 9041664), (32, 8759112), (48, 5839408), (61, 4594944), (62, 4520832), (64, 4379556), (93, 3013888), (96, 2919704), (122, 2297472), (124, 2260416), (128, 2189778), (183, 1531648), (186, 1506944), (192, 1459852), (193, 1452288), (244, 1148736), (248, 1130208), (256, 1094889), (366, 765824), (372, 753472), (384, 729926), (386, 726144), (488, 574368), (496, 565104), (579, 484096), (732, 382912), (744, 376736), (768, 364963), (772, 363072), (976, 287184), (992, 282552), (1158, 242048), (1464, 191456), (1488, 188368), (1544, 181536), (1891, 148224), (1952, 143592), (1984, 141276), (2316, 121024), (2928, 95728), (2976, 94184), (3088, 90768), (3782, 74112), (3904, 71796), (3968, 70638), (4632, 60512), (5673, 49408), (5856, 47864), (5952, 47092), (5983, 46848), (6176, 45384), (7564, 37056), (7808, 35898), (7936, 35319), (9264, 30256), (11346, 24704), (11712, 23932), (11773, 23808), (11904, 23546), (11966, 23424), (12352, 22692), (15128, 18528), (15616, 17949)]