255388416

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:698

約数の個数: 144

約数和(自身を含む): 744081408

約数和(自身を除く): 488692992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 128, 136, 186, 192, 204, 248, 256, 272, 372, 384, 408, 496, 527, 544, 631, 744, 768, 816, 992, 1054, 1088, 1262, 1488, 1581, 1632, 1893, 1984, 2108, 2176, 2524, 2976, 3162, 3264, 3786, 3968, 4216, 4352, 5048, 5952, 6324, 6528, 7572, 7936, 8432, 10096, 10727, 11904, 12648, 13056, 15144, 16864, 19561, 20192, 21454, 23808, 25296, 30288, 32181, 33728, 39122, 40384, 42908, 50592, 58683, 60576, 64362, 67456, 78244, 80768, 85816, 101184, 117366, 121152, 128724, 134912, 156488, 161536, 171632, 202368, 234732, 242304, 257448, 312976, 332537, 343264, 404736, 469464, 484608, 514896, 625952, 665074, 686528, 938928, 997611, 1029792, 1251904, 1330148, 1373056, 1877856, 1995222, 2059584, 2503808, 2660296, 2746112, 3755712, 3990444, 4119168, 5007616, 5320592, 7511424, 7980888, 8238336, 10641184, 15022848, 15961776, 21282368, 31923552, 42564736, 63847104, 85129472, 127694208, 255388416]

約数ペア:

[(1, 255388416), (2, 127694208), (3, 85129472), (4, 63847104), (6, 42564736), (8, 31923552), (12, 21282368), (16, 15961776), (17, 15022848), (24, 10641184), (31, 8238336), (32, 7980888), (34, 7511424), (48, 5320592), (51, 5007616), (62, 4119168), (64, 3990444), (68, 3755712), (93, 2746112), (96, 2660296), (102, 2503808), (124, 2059584), (128, 1995222), (136, 1877856), (186, 1373056), (192, 1330148), (204, 1251904), (248, 1029792), (256, 997611), (272, 938928), (372, 686528), (384, 665074), (408, 625952), (496, 514896), (527, 484608), (544, 469464), (631, 404736), (744, 343264), (768, 332537), (816, 312976), (992, 257448), (1054, 242304), (1088, 234732), (1262, 202368), (1488, 171632), (1581, 161536), (1632, 156488), (1893, 134912), (1984, 128724), (2108, 121152), (2176, 117366), (2524, 101184), (2976, 85816), (3162, 80768), (3264, 78244), (3786, 67456), (3968, 64362), (4216, 60576), (4352, 58683), (5048, 50592), (5952, 42908), (6324, 40384), (6528, 39122), (7572, 33728), (7936, 32181), (8432, 30288), (10096, 25296), (10727, 23808), (11904, 21454), (12648, 20192), (13056, 19561), (15144, 16864)]