81510912

素因数分解:

$2^9\times 3^2\times 7^2\times {\mathrm{19}}^2$

素因数の和:76

約数の個数: 270

約数和(自身を含む): 288814383

約数和(自身を除く): 207303471

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 64, 72, 76, 84, 96, 98, 112, 114, 126, 128, 133, 144, 147, 152, 168, 171, 192, 196, 224, 228, 252, 256, 266, 288, 294, 304, 336, 342, 361, 384, 392, 399, 441, 448, 456, 504, 512, 532, 576, 588, 608, 672, 684, 722, 768, 784, 798, 882, 896, 912, 931, 1008, 1064, 1083, 1152, 1176, 1197, 1216, 1344, 1368, 1444, 1536, 1568, 1596, 1764, 1792, 1824, 1862, 2016, 2128, 2166, 2304, 2352, 2394, 2432, 2527, 2688, 2736, 2793, 2888, 3136, 3192, 3249, 3528, 3584, 3648, 3724, 4032, 4256, 4332, 4608, 4704, 4788, 4864, 5054, 5376, 5472, 5586, 5776, 6272, 6384, 6498, 7056, 7296, 7448, 7581, 8064, 8379, 8512, 8664, 9408, 9576, 9728, 10108, 10752, 10944, 11172, 11552, 12544, 12768, 12996, 14112, 14592, 14896, 15162, 16128, 16758, 17024, 17328, 17689, 18816, 19152, 20216, 21888, 22344, 22743, 23104, 25088, 25536, 25992, 28224, 29184, 29792, 30324, 32256, 33516, 34048, 34656, 35378, 37632, 38304, 40432, 43776, 44688, 45486, 46208, 51072, 51984, 53067, 56448, 59584, 60648, 67032, 68096, 69312, 70756, 75264, 76608, 80864, 87552, 89376, 90972, 92416, 102144, 103968, 106134, 112896, 119168, 121296, 134064, 138624, 141512, 153216, 159201, 161728, 178752, 181944, 184832, 204288, 207936, 212268, 225792, 238336, 242592, 268128, 277248, 283024, 306432, 318402, 323456, 357504, 363888, 415872, 424536, 476672, 485184, 536256, 554496, 566048, 612864, 636804, 646912, 715008, 727776, 831744, 849072, 970368, 1072512, 1132096, 1273608, 1293824, 1430016, 1455552, 1663488, 1698144, 1940736, 2145024, 2264192, 2547216, 2911104, 3396288, 3881472, 4290048, 4528384, 5094432, 5822208, 6792576, 9056768, 10188864, 11644416, 13585152, 20377728, 27170304, 40755456, 81510912]

約数ペア:

[(1, 81510912), (2, 40755456), (3, 27170304), (4, 20377728), (6, 13585152), (7, 11644416), (8, 10188864), (9, 9056768), (12, 6792576), (14, 5822208), (16, 5094432), (18, 4528384), (19, 4290048), (21, 3881472), (24, 3396288), (28, 2911104), (32, 2547216), (36, 2264192), (38, 2145024), (42, 1940736), (48, 1698144), (49, 1663488), (56, 1455552), (57, 1430016), (63, 1293824), (64, 1273608), (72, 1132096), (76, 1072512), (84, 970368), (96, 849072), (98, 831744), (112, 727776), (114, 715008), (126, 646912), (128, 636804), (133, 612864), (144, 566048), (147, 554496), (152, 536256), (168, 485184), (171, 476672), (192, 424536), (196, 415872), (224, 363888), (228, 357504), (252, 323456), (256, 318402), (266, 306432), (288, 283024), (294, 277248), (304, 268128), (336, 242592), (342, 238336), (361, 225792), (384, 212268), (392, 207936), (399, 204288), (441, 184832), (448, 181944), (456, 178752), (504, 161728), (512, 159201), (532, 153216), (576, 141512), (588, 138624), (608, 134064), (672, 121296), (684, 119168), (722, 112896), (768, 106134), (784, 103968), (798, 102144), (882, 92416), (896, 90972), (912, 89376), (931, 87552), (1008, 80864), (1064, 76608), (1083, 75264), (1152, 70756), (1176, 69312), (1197, 68096), (1216, 67032), (1344, 60648), (1368, 59584), (1444, 56448), (1536, 53067), (1568, 51984), (1596, 51072), (1764, 46208), (1792, 45486), (1824, 44688), (1862, 43776), (2016, 40432), (2128, 38304), (2166, 37632), (2304, 35378), (2352, 34656), (2394, 34048), (2432, 33516), (2527, 32256), (2688, 30324), (2736, 29792), (2793, 29184), (2888, 28224), (3136, 25992), (3192, 25536), (3249, 25088), (3528, 23104), (3584, 22743), (3648, 22344), (3724, 21888), (4032, 20216), (4256, 19152), (4332, 18816), (4608, 17689), (4704, 17328), (4788, 17024), (4864, 16758), (5054, 16128), (5376, 15162), (5472, 14896), (5586, 14592), (5776, 14112), (6272, 12996), (6384, 12768), (6498, 12544), (7056, 11552), (7296, 11172), (7448, 10944), (7581, 10752), (8064, 10108), (8379, 9728), (8512, 9576), (8664, 9408)]