278713344

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 176

約数和(自身を含む): 915221888

約数和(自身を除く): 636508544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 512, 546, 624, 672, 728, 768, 832, 896, 997, 1024, 1092, 1248, 1344, 1456, 1536, 1664, 1792, 1994, 2184, 2496, 2688, 2912, 2991, 3072, 3328, 3584, 3988, 4368, 4992, 5376, 5824, 5982, 6656, 6979, 7168, 7976, 8736, 9984, 10752, 11648, 11964, 12961, 13312, 13958, 15952, 17472, 19968, 20937, 21504, 23296, 23928, 25922, 27916, 31904, 34944, 38883, 39936, 41874, 46592, 47856, 51844, 55832, 63808, 69888, 77766, 83748, 90727, 93184, 95712, 103688, 111664, 127616, 139776, 155532, 167496, 181454, 191424, 207376, 223328, 255232, 272181, 279552, 311064, 334992, 362908, 382848, 414752, 446656, 510464, 544362, 622128, 669984, 725816, 765696, 829504, 893312, 1020928, 1088724, 1244256, 1339968, 1451632, 1531392, 1659008, 1786624, 2177448, 2488512, 2679936, 2903264, 3062784, 3318016, 3573248, 4354896, 4977024, 5359872, 5806528, 6636032, 7146496, 8709792, 9954048, 10719744, 11613056, 13272064, 17419584, 19908096, 21439488, 23226112, 34839168, 39816192, 46452224, 69678336, 92904448, 139356672, 278713344]

約数ペア:

[(1, 278713344), (2, 139356672), (3, 92904448), (4, 69678336), (6, 46452224), (7, 39816192), (8, 34839168), (12, 23226112), (13, 21439488), (14, 19908096), (16, 17419584), (21, 13272064), (24, 11613056), (26, 10719744), (28, 9954048), (32, 8709792), (39, 7146496), (42, 6636032), (48, 5806528), (52, 5359872), (56, 4977024), (64, 4354896), (78, 3573248), (84, 3318016), (91, 3062784), (96, 2903264), (104, 2679936), (112, 2488512), (128, 2177448), (156, 1786624), (168, 1659008), (182, 1531392), (192, 1451632), (208, 1339968), (224, 1244256), (256, 1088724), (273, 1020928), (312, 893312), (336, 829504), (364, 765696), (384, 725816), (416, 669984), (448, 622128), (512, 544362), (546, 510464), (624, 446656), (672, 414752), (728, 382848), (768, 362908), (832, 334992), (896, 311064), (997, 279552), (1024, 272181), (1092, 255232), (1248, 223328), (1344, 207376), (1456, 191424), (1536, 181454), (1664, 167496), (1792, 155532), (1994, 139776), (2184, 127616), (2496, 111664), (2688, 103688), (2912, 95712), (2991, 93184), (3072, 90727), (3328, 83748), (3584, 77766), (3988, 69888), (4368, 63808), (4992, 55832), (5376, 51844), (5824, 47856), (5982, 46592), (6656, 41874), (6979, 39936), (7168, 38883), (7976, 34944), (8736, 31904), (9984, 27916), (10752, 25922), (11648, 23928), (11964, 23296), (12961, 21504), (13312, 20937), (13958, 19968), (15952, 17472)]