278964288

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:985

約数の個数: 168

約数和(自身を含む): 874897920

約数和(自身を除く): 595933632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 31, 32, 34, 36, 48, 51, 62, 64, 68, 72, 93, 96, 102, 124, 136, 144, 153, 186, 192, 204, 248, 272, 279, 288, 306, 372, 408, 496, 527, 544, 558, 576, 612, 744, 816, 919, 992, 1054, 1088, 1116, 1224, 1488, 1581, 1632, 1838, 1984, 2108, 2232, 2448, 2757, 2976, 3162, 3264, 3676, 4216, 4464, 4743, 4896, 5514, 5952, 6324, 7352, 8271, 8432, 8928, 9486, 9792, 11028, 12648, 14704, 15623, 16542, 16864, 17856, 18972, 22056, 25296, 28489, 29408, 31246, 33084, 33728, 37944, 44112, 46869, 50592, 56978, 58816, 62492, 66168, 75888, 85467, 88224, 93738, 101184, 113956, 124984, 132336, 140607, 151776, 170934, 176448, 187476, 227912, 249968, 256401, 264672, 281214, 303552, 341868, 374952, 455824, 484313, 499936, 512802, 529344, 562428, 683736, 749904, 911648, 968626, 999872, 1025604, 1124856, 1367472, 1452939, 1499808, 1823296, 1937252, 2051208, 2249712, 2734944, 2905878, 2999616, 3874504, 4102416, 4358817, 4499424, 5469888, 5811756, 7749008, 8204832, 8717634, 8998848, 11623512, 15498016, 16409664, 17435268, 23247024, 30996032, 34870536, 46494048, 69741072, 92988096, 139482144, 278964288]

約数ペア:

[(1, 278964288), (2, 139482144), (3, 92988096), (4, 69741072), (6, 46494048), (8, 34870536), (9, 30996032), (12, 23247024), (16, 17435268), (17, 16409664), (18, 15498016), (24, 11623512), (31, 8998848), (32, 8717634), (34, 8204832), (36, 7749008), (48, 5811756), (51, 5469888), (62, 4499424), (64, 4358817), (68, 4102416), (72, 3874504), (93, 2999616), (96, 2905878), (102, 2734944), (124, 2249712), (136, 2051208), (144, 1937252), (153, 1823296), (186, 1499808), (192, 1452939), (204, 1367472), (248, 1124856), (272, 1025604), (279, 999872), (288, 968626), (306, 911648), (372, 749904), (408, 683736), (496, 562428), (527, 529344), (544, 512802), (558, 499936), (576, 484313), (612, 455824), (744, 374952), (816, 341868), (919, 303552), (992, 281214), (1054, 264672), (1088, 256401), (1116, 249968), (1224, 227912), (1488, 187476), (1581, 176448), (1632, 170934), (1838, 151776), (1984, 140607), (2108, 132336), (2232, 124984), (2448, 113956), (2757, 101184), (2976, 93738), (3162, 88224), (3264, 85467), (3676, 75888), (4216, 66168), (4464, 62492), (4743, 58816), (4896, 56978), (5514, 50592), (5952, 46869), (6324, 44112), (7352, 37944), (8271, 33728), (8432, 33084), (8928, 31246), (9486, 29408), (9792, 28489), (11028, 25296), (12648, 22056), (14704, 18972), (15623, 17856), (16542, 16864)]