639744768

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 324

約数和(自身を含む): 2100676032

約数和(自身を除く): 1460931264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 53, 62, 64, 72, 78, 93, 96, 104, 106, 117, 124, 128, 144, 156, 159, 169, 186, 192, 208, 212, 234, 248, 256, 279, 288, 312, 318, 338, 372, 384, 403, 416, 424, 468, 477, 496, 507, 558, 576, 624, 636, 676, 689, 744, 768, 806, 832, 848, 936, 954, 992, 1014, 1116, 1152, 1209, 1248, 1272, 1352, 1378, 1488, 1521, 1612, 1643, 1664, 1696, 1872, 1908, 1984, 2028, 2067, 2232, 2304, 2418, 2496, 2544, 2704, 2756, 2976, 3042, 3224, 3286, 3328, 3392, 3627, 3744, 3816, 3968, 4056, 4134, 4464, 4836, 4929, 4992, 5088, 5239, 5408, 5512, 5952, 6084, 6201, 6448, 6572, 6784, 7254, 7488, 7632, 7936, 8112, 8268, 8928, 8957, 9672, 9858, 9984, 10176, 10478, 10816, 11024, 11904, 12168, 12402, 12896, 13144, 13568, 14508, 14787, 14976, 15264, 15717, 16224, 16536, 17856, 17914, 19344, 19716, 20352, 20956, 21359, 21632, 22048, 23808, 24336, 24804, 25792, 26288, 26871, 29016, 29574, 29952, 30528, 31434, 32448, 33072, 35712, 35828, 38688, 39432, 40704, 41912, 42718, 43264, 44096, 47151, 48672, 49608, 51584, 52576, 53742, 58032, 59148, 61056, 62868, 64077, 64896, 66144, 71424, 71656, 77376, 78864, 80613, 83824, 85436, 88192, 94302, 97344, 99216, 103168, 105152, 107484, 116064, 118296, 122112, 125736, 128154, 129792, 132288, 143312, 154752, 157728, 161226, 167648, 170872, 176384, 188604, 192231, 194688, 198432, 210304, 214968, 232128, 236592, 251472, 256308, 264576, 277667, 286624, 309504, 315456, 322452, 335296, 341744, 377208, 384462, 389376, 396864, 420608, 429936, 464256, 473184, 502944, 512616, 529152, 555334, 573248, 630912, 644904, 670592, 683488, 754416, 768924, 793728, 833001, 859872, 928512, 946368, 1005888, 1025232, 1110668, 1146496, 1261824, 1289808, 1341184, 1366976, 1508832, 1537848, 1587456, 1666002, 1719744, 1892736, 2011776, 2050464, 2221336, 2292992, 2499003, 2579616, 2733952, 3017664, 3075696, 3332004, 3439488, 3785472, 4023552, 4100928, 4442672, 4998006, 5159232, 5467904, 6035328, 6151392, 6664008, 6878976, 8201856, 8885344, 9996012, 10318464, 12070656, 12302784, 13328016, 16403712, 17770688, 19992024, 20636928, 24605568, 26656032, 35541376, 39984048, 49211136, 53312064, 71082752, 79968096, 106624128, 159936192, 213248256, 319872384, 639744768]

約数ペア:

[(1, 639744768), (2, 319872384), (3, 213248256), (4, 159936192), (6, 106624128), (8, 79968096), (9, 71082752), (12, 53312064), (13, 49211136), (16, 39984048), (18, 35541376), (24, 26656032), (26, 24605568), (31, 20636928), (32, 19992024), (36, 17770688), (39, 16403712), (48, 13328016), (52, 12302784), (53, 12070656), (62, 10318464), (64, 9996012), (72, 8885344), (78, 8201856), (93, 6878976), (96, 6664008), (104, 6151392), (106, 6035328), (117, 5467904), (124, 5159232), (128, 4998006), (144, 4442672), (156, 4100928), (159, 4023552), (169, 3785472), (186, 3439488), (192, 3332004), (208, 3075696), (212, 3017664), (234, 2733952), (248, 2579616), (256, 2499003), (279, 2292992), (288, 2221336), (312, 2050464), (318, 2011776), (338, 1892736), (372, 1719744), (384, 1666002), (403, 1587456), (416, 1537848), (424, 1508832), (468, 1366976), (477, 1341184), (496, 1289808), (507, 1261824), (558, 1146496), (576, 1110668), (624, 1025232), (636, 1005888), (676, 946368), (689, 928512), (744, 859872), (768, 833001), (806, 793728), (832, 768924), (848, 754416), (936, 683488), (954, 670592), (992, 644904), (1014, 630912), (1116, 573248), (1152, 555334), (1209, 529152), (1248, 512616), (1272, 502944), (1352, 473184), (1378, 464256), (1488, 429936), (1521, 420608), (1612, 396864), (1643, 389376), (1664, 384462), (1696, 377208), (1872, 341744), (1908, 335296), (1984, 322452), (2028, 315456), (2067, 309504), (2232, 286624), (2304, 277667), (2418, 264576), (2496, 256308), (2544, 251472), (2704, 236592), (2756, 232128), (2976, 214968), (3042, 210304), (3224, 198432), (3286, 194688), (3328, 192231), (3392, 188604), (3627, 176384), (3744, 170872), (3816, 167648), (3968, 161226), (4056, 157728), (4134, 154752), (4464, 143312), (4836, 132288), (4929, 129792), (4992, 128154), (5088, 125736), (5239, 122112), (5408, 118296), (5512, 116064), (5952, 107484), (6084, 105152), (6201, 103168), (6448, 99216), (6572, 97344), (6784, 94302), (7254, 88192), (7488, 85436), (7632, 83824), (7936, 80613), (8112, 78864), (8268, 77376), (8928, 71656), (8957, 71424), (9672, 66144), (9858, 64896), (9984, 64077), (10176, 62868), (10478, 61056), (10816, 59148), (11024, 58032), (11904, 53742), (12168, 52576), (12402, 51584), (12896, 49608), (13144, 48672), (13568, 47151), (14508, 44096), (14787, 43264), (14976, 42718), (15264, 41912), (15717, 40704), (16224, 39432), (16536, 38688), (17856, 35828), (17914, 35712), (19344, 33072), (19716, 32448), (20352, 31434), (20956, 30528), (21359, 29952), (21632, 29574), (22048, 29016), (23808, 26871), (24336, 26288), (24804, 25792)]