663201728

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:434

約数の個数: 112

約数和(自身を含む): 1555699200

約数和(自身を除く): 892497472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 172, 173, 199, 224, 301, 344, 346, 398, 448, 602, 688, 692, 796, 1204, 1211, 1376, 1384, 1393, 1592, 2408, 2422, 2752, 2768, 2786, 3184, 4816, 4844, 5536, 5572, 6368, 7439, 8557, 9632, 9688, 11072, 11144, 12736, 14878, 17114, 19264, 19376, 22288, 29756, 34228, 34427, 38752, 44576, 52073, 59512, 59899, 68456, 68854, 77504, 89152, 104146, 119024, 119798, 136912, 137708, 208292, 238048, 239596, 240989, 273824, 275416, 416584, 476096, 479192, 481978, 547648, 550832, 833168, 958384, 963956, 1101664, 1480361, 1666336, 1916768, 1927912, 2203328, 2960722, 3332672, 3833536, 3855824, 5921444, 7711648, 10362527, 11842888, 15423296, 20725054, 23685776, 41450108, 47371552, 82900216, 94743104, 165800432, 331600864, 663201728]

約数ペア:

[(1, 663201728), (2, 331600864), (4, 165800432), (7, 94743104), (8, 82900216), (14, 47371552), (16, 41450108), (28, 23685776), (32, 20725054), (43, 15423296), (56, 11842888), (64, 10362527), (86, 7711648), (112, 5921444), (172, 3855824), (173, 3833536), (199, 3332672), (224, 2960722), (301, 2203328), (344, 1927912), (346, 1916768), (398, 1666336), (448, 1480361), (602, 1101664), (688, 963956), (692, 958384), (796, 833168), (1204, 550832), (1211, 547648), (1376, 481978), (1384, 479192), (1393, 476096), (1592, 416584), (2408, 275416), (2422, 273824), (2752, 240989), (2768, 239596), (2786, 238048), (3184, 208292), (4816, 137708), (4844, 136912), (5536, 119798), (5572, 119024), (6368, 104146), (7439, 89152), (8557, 77504), (9632, 68854), (9688, 68456), (11072, 59899), (11144, 59512), (12736, 52073), (14878, 44576), (17114, 38752), (19264, 34427), (19376, 34228), (22288, 29756)]