820931328

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 432

約数和(自身を含む): 2990453760

約数和(自身を除く): 2169522432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 47, 48, 54, 56, 57, 63, 64, 72, 76, 84, 94, 96, 108, 112, 114, 126, 128, 133, 141, 144, 152, 168, 171, 188, 189, 192, 216, 224, 228, 252, 256, 266, 282, 288, 304, 329, 336, 342, 361, 376, 378, 384, 399, 423, 432, 448, 456, 504, 513, 532, 564, 576, 608, 658, 672, 684, 722, 752, 756, 768, 798, 846, 864, 893, 896, 912, 987, 1008, 1026, 1064, 1083, 1128, 1152, 1197, 1216, 1269, 1316, 1344, 1368, 1444, 1504, 1512, 1596, 1692, 1728, 1786, 1792, 1824, 1974, 2016, 2052, 2128, 2166, 2256, 2304, 2394, 2432, 2527, 2538, 2632, 2679, 2688, 2736, 2888, 2961, 3008, 3024, 3192, 3249, 3384, 3456, 3572, 3591, 3648, 3948, 4032, 4104, 4256, 4332, 4512, 4788, 4864, 5054, 5076, 5264, 5358, 5376, 5472, 5776, 5922, 6016, 6048, 6251, 6384, 6498, 6768, 6912, 7144, 7182, 7296, 7581, 7896, 8037, 8064, 8208, 8512, 8664, 8883, 9024, 9576, 9747, 10108, 10152, 10528, 10716, 10944, 11552, 11844, 12032, 12096, 12502, 12768, 12996, 13536, 14288, 14364, 14592, 15162, 15792, 16074, 16128, 16416, 16967, 17024, 17328, 17766, 18048, 18753, 19152, 19494, 20216, 20304, 21056, 21432, 21888, 22743, 23104, 23688, 24111, 24192, 25004, 25536, 25992, 27072, 28576, 28728, 30324, 31584, 32148, 32832, 33934, 34048, 34656, 35532, 36096, 37506, 38304, 38988, 40432, 40608, 42112, 42864, 43776, 45486, 46208, 47376, 48222, 48384, 50008, 50901, 51072, 51984, 54144, 56259, 57152, 57456, 60648, 63168, 64296, 65664, 67868, 68229, 69312, 71064, 75012, 76608, 77976, 80864, 81216, 84224, 85728, 90972, 92416, 94752, 96444, 100016, 101802, 102144, 103968, 108288, 112518, 114304, 114912, 118769, 121296, 126336, 128592, 131328, 135736, 136458, 138624, 142128, 150024, 152703, 153216, 155952, 161728, 162432, 168777, 171456, 181944, 189504, 192888, 200032, 203604, 207936, 225036, 228608, 229824, 237538, 242592, 252672, 257184, 271472, 272916, 277248, 284256, 300048, 305406, 306432, 311904, 323456, 324864, 337554, 342912, 356307, 363888, 379008, 385776, 400064, 407208, 415872, 450072, 458109, 459648, 475076, 485184, 514368, 542944, 545832, 568512, 600096, 610812, 623808, 646912, 675108, 685824, 712614, 727776, 758016, 771552, 800128, 814416, 831744, 900144, 916218, 919296, 950152, 970368, 1028736, 1068921, 1085888, 1091664, 1137024, 1200192, 1221624, 1247616, 1350216, 1425228, 1455552, 1543104, 1600256, 1628832, 1800288, 1832436, 1900304, 1940736, 2057472, 2137842, 2171776, 2183328, 2274048, 2400384, 2443248, 2495232, 2700432, 2850456, 2911104, 3086208, 3206763, 3257664, 3600576, 3664872, 3800608, 4275684, 4343552, 4366656, 4800768, 4886496, 5400864, 5700912, 5822208, 6172416, 6413526, 6515328, 7201152, 7329744, 7601216, 8551368, 8733312, 9772992, 10801728, 11401824, 12827052, 13030656, 14402304, 14659488, 15202432, 17102736, 17466624, 19545984, 21603456, 22803648, 25654104, 29318976, 30404864, 34205472, 39091968, 43206912, 45607296, 51308208, 58637952, 68410944, 91214592, 102616416, 117275904, 136821888, 205232832, 273643776, 410465664, 820931328]

約数ペア:

[(1, 820931328), (2, 410465664), (3, 273643776), (4, 205232832), (6, 136821888), (7, 117275904), (8, 102616416), (9, 91214592), (12, 68410944), (14, 58637952), (16, 51308208), (18, 45607296), (19, 43206912), (21, 39091968), (24, 34205472), (27, 30404864), (28, 29318976), (32, 25654104), (36, 22803648), (38, 21603456), (42, 19545984), (47, 17466624), (48, 17102736), (54, 15202432), (56, 14659488), (57, 14402304), (63, 13030656), (64, 12827052), (72, 11401824), (76, 10801728), (84, 9772992), (94, 8733312), (96, 8551368), (108, 7601216), (112, 7329744), (114, 7201152), (126, 6515328), (128, 6413526), (133, 6172416), (141, 5822208), (144, 5700912), (152, 5400864), (168, 4886496), (171, 4800768), (188, 4366656), (189, 4343552), (192, 4275684), (216, 3800608), (224, 3664872), (228, 3600576), (252, 3257664), (256, 3206763), (266, 3086208), (282, 2911104), (288, 2850456), (304, 2700432), (329, 2495232), (336, 2443248), (342, 2400384), (361, 2274048), (376, 2183328), (378, 2171776), (384, 2137842), (399, 2057472), (423, 1940736), (432, 1900304), (448, 1832436), (456, 1800288), (504, 1628832), (513, 1600256), (532, 1543104), (564, 1455552), (576, 1425228), (608, 1350216), (658, 1247616), (672, 1221624), (684, 1200192), (722, 1137024), (752, 1091664), (756, 1085888), (768, 1068921), (798, 1028736), (846, 970368), (864, 950152), (893, 919296), (896, 916218), (912, 900144), (987, 831744), (1008, 814416), (1026, 800128), (1064, 771552), (1083, 758016), (1128, 727776), (1152, 712614), (1197, 685824), (1216, 675108), (1269, 646912), (1316, 623808), (1344, 610812), (1368, 600096), (1444, 568512), (1504, 545832), (1512, 542944), (1596, 514368), (1692, 485184), (1728, 475076), (1786, 459648), (1792, 458109), (1824, 450072), (1974, 415872), (2016, 407208), (2052, 400064), (2128, 385776), (2166, 379008), (2256, 363888), (2304, 356307), (2394, 342912), (2432, 337554), (2527, 324864), (2538, 323456), (2632, 311904), (2679, 306432), (2688, 305406), (2736, 300048), (2888, 284256), (2961, 277248), (3008, 272916), (3024, 271472), (3192, 257184), (3249, 252672), (3384, 242592), (3456, 237538), (3572, 229824), (3591, 228608), (3648, 225036), (3948, 207936), (4032, 203604), (4104, 200032), (4256, 192888), (4332, 189504), (4512, 181944), (4788, 171456), (4864, 168777), (5054, 162432), (5076, 161728), (5264, 155952), (5358, 153216), (5376, 152703), (5472, 150024), (5776, 142128), (5922, 138624), (6016, 136458), (6048, 135736), (6251, 131328), (6384, 128592), (6498, 126336), (6768, 121296), (6912, 118769), (7144, 114912), (7182, 114304), (7296, 112518), (7581, 108288), (7896, 103968), (8037, 102144), (8064, 101802), (8208, 100016), (8512, 96444), (8664, 94752), (8883, 92416), (9024, 90972), (9576, 85728), (9747, 84224), (10108, 81216), (10152, 80864), (10528, 77976), (10716, 76608), (10944, 75012), (11552, 71064), (11844, 69312), (12032, 68229), (12096, 67868), (12502, 65664), (12768, 64296), (12996, 63168), (13536, 60648), (14288, 57456), (14364, 57152), (14592, 56259), (15162, 54144), (15792, 51984), (16074, 51072), (16128, 50901), (16416, 50008), (16967, 48384), (17024, 48222), (17328, 47376), (17766, 46208), (18048, 45486), (18753, 43776), (19152, 42864), (19494, 42112), (20216, 40608), (20304, 40432), (21056, 38988), (21432, 38304), (21888, 37506), (22743, 36096), (23104, 35532), (23688, 34656), (24111, 34048), (24192, 33934), (25004, 32832), (25536, 32148), (25992, 31584), (27072, 30324), (28576, 28728)]