921393408

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 2753022720

約数和(自身を除く): 1831629312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 169, 186, 192, 208, 229, 248, 256, 312, 338, 372, 384, 403, 416, 458, 496, 507, 624, 676, 687, 744, 768, 806, 832, 916, 992, 1014, 1209, 1248, 1352, 1374, 1488, 1612, 1664, 1832, 1984, 2028, 2418, 2496, 2704, 2748, 2976, 2977, 3224, 3328, 3664, 3968, 4056, 4836, 4992, 5239, 5408, 5496, 5952, 5954, 6448, 7099, 7328, 7936, 8112, 8931, 9672, 9984, 10478, 10816, 10992, 11904, 11908, 12896, 14198, 14656, 15717, 16224, 17862, 19344, 20956, 21297, 21632, 21984, 23808, 23816, 25792, 28396, 29312, 31434, 32448, 35724, 38688, 38701, 41912, 42594, 43264, 43968, 47632, 51584, 56792, 58624, 62868, 64896, 71448, 77376, 77402, 83824, 85188, 87936, 92287, 95264, 103168, 113584, 116103, 125736, 129792, 142896, 154752, 154804, 167648, 170376, 175872, 184574, 190528, 227168, 232206, 251472, 276861, 285792, 309504, 309608, 335296, 340752, 369148, 381056, 454336, 464412, 502944, 553722, 571584, 619216, 670592, 681504, 738296, 762112, 908672, 928824, 1005888, 1107444, 1143168, 1199731, 1238432, 1341184, 1363008, 1476592, 1817344, 1857648, 2011776, 2214888, 2286336, 2399462, 2476864, 2726016, 2953184, 3599193, 3715296, 4023552, 4429776, 4798924, 4953728, 5452032, 5906368, 7198386, 7430592, 8859552, 9597848, 9907456, 11812736, 14396772, 14861184, 17719104, 19195696, 23625472, 28793544, 29722368, 35438208, 38391392, 57587088, 70876416, 76782784, 115174176, 153565568, 230348352, 307131136, 460696704, 921393408]

約数ペア:

[(1, 921393408), (2, 460696704), (3, 307131136), (4, 230348352), (6, 153565568), (8, 115174176), (12, 76782784), (13, 70876416), (16, 57587088), (24, 38391392), (26, 35438208), (31, 29722368), (32, 28793544), (39, 23625472), (48, 19195696), (52, 17719104), (62, 14861184), (64, 14396772), (78, 11812736), (93, 9907456), (96, 9597848), (104, 8859552), (124, 7430592), (128, 7198386), (156, 5906368), (169, 5452032), (186, 4953728), (192, 4798924), (208, 4429776), (229, 4023552), (248, 3715296), (256, 3599193), (312, 2953184), (338, 2726016), (372, 2476864), (384, 2399462), (403, 2286336), (416, 2214888), (458, 2011776), (496, 1857648), (507, 1817344), (624, 1476592), (676, 1363008), (687, 1341184), (744, 1238432), (768, 1199731), (806, 1143168), (832, 1107444), (916, 1005888), (992, 928824), (1014, 908672), (1209, 762112), (1248, 738296), (1352, 681504), (1374, 670592), (1488, 619216), (1612, 571584), (1664, 553722), (1832, 502944), (1984, 464412), (2028, 454336), (2418, 381056), (2496, 369148), (2704, 340752), (2748, 335296), (2976, 309608), (2977, 309504), (3224, 285792), (3328, 276861), (3664, 251472), (3968, 232206), (4056, 227168), (4836, 190528), (4992, 184574), (5239, 175872), (5408, 170376), (5496, 167648), (5952, 154804), (5954, 154752), (6448, 142896), (7099, 129792), (7328, 125736), (7936, 116103), (8112, 113584), (8931, 103168), (9672, 95264), (9984, 92287), (10478, 87936), (10816, 85188), (10992, 83824), (11904, 77402), (11908, 77376), (12896, 71448), (14198, 64896), (14656, 62868), (15717, 58624), (16224, 56792), (17862, 51584), (19344, 47632), (20956, 43968), (21297, 43264), (21632, 42594), (21984, 41912), (23808, 38701), (23816, 38688), (25792, 35724), (28396, 32448), (29312, 31434)]