217851648

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{827}}^1$

素因数の和:867

約数の個数: 144

約数和(自身を含む): 676972800

約数和(自身を除く): 459121152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 343, 384, 392, 448, 588, 672, 686, 768, 784, 827, 896, 1029, 1176, 1344, 1372, 1568, 1654, 1792, 2058, 2352, 2481, 2688, 2744, 3136, 3308, 4116, 4704, 4962, 5376, 5488, 5789, 6272, 6616, 8232, 9408, 9924, 10976, 11578, 12544, 13232, 16464, 17367, 18816, 19848, 21952, 23156, 26464, 32928, 34734, 37632, 39696, 40523, 43904, 46312, 52928, 65856, 69468, 79392, 81046, 87808, 92624, 105856, 121569, 131712, 138936, 158784, 162092, 185248, 211712, 243138, 263424, 277872, 283661, 317568, 324184, 370496, 486276, 555744, 567322, 635136, 648368, 740992, 850983, 972552, 1111488, 1134644, 1296736, 1481984, 1701966, 1945104, 2222976, 2269288, 2593472, 3403932, 3890208, 4445952, 4538576, 5186944, 6807864, 7780416, 9077152, 10373888, 13615728, 15560832, 18154304, 27231456, 31121664, 36308608, 54462912, 72617216, 108925824, 217851648]

約数ペア:

[(1, 217851648), (2, 108925824), (3, 72617216), (4, 54462912), (6, 36308608), (7, 31121664), (8, 27231456), (12, 18154304), (14, 15560832), (16, 13615728), (21, 10373888), (24, 9077152), (28, 7780416), (32, 6807864), (42, 5186944), (48, 4538576), (49, 4445952), (56, 3890208), (64, 3403932), (84, 2593472), (96, 2269288), (98, 2222976), (112, 1945104), (128, 1701966), (147, 1481984), (168, 1296736), (192, 1134644), (196, 1111488), (224, 972552), (256, 850983), (294, 740992), (336, 648368), (343, 635136), (384, 567322), (392, 555744), (448, 486276), (588, 370496), (672, 324184), (686, 317568), (768, 283661), (784, 277872), (827, 263424), (896, 243138), (1029, 211712), (1176, 185248), (1344, 162092), (1372, 158784), (1568, 138936), (1654, 131712), (1792, 121569), (2058, 105856), (2352, 92624), (2481, 87808), (2688, 81046), (2744, 79392), (3136, 69468), (3308, 65856), (4116, 52928), (4704, 46312), (4962, 43904), (5376, 40523), (5488, 39696), (5789, 37632), (6272, 34734), (6616, 32928), (8232, 26464), (9408, 23156), (9924, 21952), (10976, 19848), (11578, 18816), (12544, 17367), (13232, 16464)]