213781568

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 224

約数和(自身を含む): 589897728

約数和(自身を除く): 376116160

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 47, 52, 56, 64, 71, 77, 88, 91, 94, 104, 112, 142, 143, 154, 176, 182, 188, 208, 224, 284, 286, 308, 329, 352, 364, 376, 416, 448, 497, 517, 568, 572, 611, 616, 658, 704, 728, 752, 781, 832, 923, 994, 1001, 1034, 1136, 1144, 1222, 1232, 1316, 1456, 1504, 1562, 1846, 1988, 2002, 2068, 2272, 2288, 2444, 2464, 2632, 2912, 3008, 3124, 3337, 3619, 3692, 3976, 4004, 4136, 4277, 4544, 4576, 4888, 4928, 5264, 5467, 5824, 6248, 6461, 6674, 6721, 7238, 7384, 7952, 8008, 8272, 8554, 9152, 9776, 10153, 10528, 10934, 12496, 12922, 13348, 13442, 14476, 14768, 15904, 16016, 16544, 17108, 19552, 20306, 21056, 21868, 23359, 24992, 25844, 26696, 26884, 28952, 29536, 31808, 32032, 33088, 34216, 36707, 39104, 40612, 43381, 43736, 46718, 47047, 49984, 51688, 53392, 53768, 57904, 59072, 64064, 68432, 71071, 73414, 81224, 86762, 87472, 93436, 94094, 103376, 106784, 107536, 115808, 136864, 142142, 146828, 162448, 173524, 174944, 186872, 188188, 206752, 213568, 215072, 231616, 256949, 273728, 284284, 293656, 303667, 324896, 347048, 349888, 373744, 376376, 413504, 430144, 477191, 513898, 568568, 587312, 607334, 649792, 694096, 747488, 752752, 954382, 1027796, 1137136, 1174624, 1214668, 1388192, 1494976, 1505504, 1908764, 2055592, 2274272, 2349248, 2429336, 2776384, 3011008, 3340337, 3817528, 4111184, 4548544, 4858672, 6680674, 7635056, 8222368, 9717344, 13361348, 15270112, 16444736, 19434688, 26722696, 30540224, 53445392, 106890784, 213781568]

約数ペア:

[(1, 213781568), (2, 106890784), (4, 53445392), (7, 30540224), (8, 26722696), (11, 19434688), (13, 16444736), (14, 15270112), (16, 13361348), (22, 9717344), (26, 8222368), (28, 7635056), (32, 6680674), (44, 4858672), (47, 4548544), (52, 4111184), (56, 3817528), (64, 3340337), (71, 3011008), (77, 2776384), (88, 2429336), (91, 2349248), (94, 2274272), (104, 2055592), (112, 1908764), (142, 1505504), (143, 1494976), (154, 1388192), (176, 1214668), (182, 1174624), (188, 1137136), (208, 1027796), (224, 954382), (284, 752752), (286, 747488), (308, 694096), (329, 649792), (352, 607334), (364, 587312), (376, 568568), (416, 513898), (448, 477191), (497, 430144), (517, 413504), (568, 376376), (572, 373744), (611, 349888), (616, 347048), (658, 324896), (704, 303667), (728, 293656), (752, 284284), (781, 273728), (832, 256949), (923, 231616), (994, 215072), (1001, 213568), (1034, 206752), (1136, 188188), (1144, 186872), (1222, 174944), (1232, 173524), (1316, 162448), (1456, 146828), (1504, 142142), (1562, 136864), (1846, 115808), (1988, 107536), (2002, 106784), (2068, 103376), (2272, 94094), (2288, 93436), (2444, 87472), (2464, 86762), (2632, 81224), (2912, 73414), (3008, 71071), (3124, 68432), (3337, 64064), (3619, 59072), (3692, 57904), (3976, 53768), (4004, 53392), (4136, 51688), (4277, 49984), (4544, 47047), (4576, 46718), (4888, 43736), (4928, 43381), (5264, 40612), (5467, 39104), (5824, 36707), (6248, 34216), (6461, 33088), (6674, 32032), (6721, 31808), (7238, 29536), (7384, 28952), (7952, 26884), (8008, 26696), (8272, 25844), (8554, 24992), (9152, 23359), (9776, 21868), (10153, 21056), (10528, 20306), (10934, 19552), (12496, 17108), (12922, 16544), (13348, 16016), (13442, 15904), (14476, 14768)]