205909088

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 521240832

約数和(自身を除く): 315331744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 71, 77, 88, 107, 112, 121, 142, 154, 176, 214, 224, 242, 284, 308, 352, 428, 484, 497, 568, 616, 749, 781, 847, 856, 968, 994, 1136, 1177, 1232, 1498, 1562, 1694, 1712, 1936, 1988, 2272, 2354, 2464, 2996, 3124, 3388, 3424, 3872, 3976, 4708, 5467, 5992, 6248, 6776, 7597, 7952, 8239, 8591, 9416, 10934, 11984, 12496, 12947, 13552, 15194, 15904, 16478, 17182, 18832, 21868, 23968, 24992, 25894, 27104, 30388, 32956, 34364, 37664, 43736, 51788, 53179, 60137, 60776, 65912, 68728, 83567, 87472, 90629, 103576, 106358, 120274, 121552, 131824, 137456, 167134, 174944, 181258, 207152, 212716, 240548, 243104, 263648, 274912, 334268, 362516, 414304, 425432, 481096, 584969, 668536, 725032, 850864, 919237, 962192, 1169938, 1337072, 1450064, 1701728, 1838474, 1924384, 2339876, 2674144, 2900128, 3676948, 4679752, 6434659, 7353896, 9359504, 12869318, 14707792, 18719008, 25738636, 29415584, 51477272, 102954544, 205909088]

約数ペア:

[(1, 205909088), (2, 102954544), (4, 51477272), (7, 29415584), (8, 25738636), (11, 18719008), (14, 14707792), (16, 12869318), (22, 9359504), (28, 7353896), (32, 6434659), (44, 4679752), (56, 3676948), (71, 2900128), (77, 2674144), (88, 2339876), (107, 1924384), (112, 1838474), (121, 1701728), (142, 1450064), (154, 1337072), (176, 1169938), (214, 962192), (224, 919237), (242, 850864), (284, 725032), (308, 668536), (352, 584969), (428, 481096), (484, 425432), (497, 414304), (568, 362516), (616, 334268), (749, 274912), (781, 263648), (847, 243104), (856, 240548), (968, 212716), (994, 207152), (1136, 181258), (1177, 174944), (1232, 167134), (1498, 137456), (1562, 131824), (1694, 121552), (1712, 120274), (1936, 106358), (1988, 103576), (2272, 90629), (2354, 87472), (2464, 83567), (2996, 68728), (3124, 65912), (3388, 60776), (3424, 60137), (3872, 53179), (3976, 51788), (4708, 43736), (5467, 37664), (5992, 34364), (6248, 32956), (6776, 30388), (7597, 27104), (7952, 25894), (8239, 24992), (8591, 23968), (9416, 21868), (10934, 18832), (11984, 17182), (12496, 16478), (12947, 15904), (13552, 15194)]