19911535488

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 576

約数和(自身を含む): 67899686400

約数和(自身を除く): 47988150912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 29, 32, 36, 38, 39, 48, 52, 57, 58, 64, 72, 76, 78, 87, 96, 104, 114, 116, 117, 127, 128, 144, 152, 156, 171, 174, 192, 208, 228, 232, 234, 247, 254, 261, 288, 304, 312, 342, 348, 361, 377, 381, 384, 416, 456, 464, 468, 494, 508, 522, 551, 576, 608, 624, 684, 696, 722, 741, 754, 762, 832, 912, 928, 936, 988, 1016, 1044, 1083, 1102, 1131, 1143, 1152, 1216, 1248, 1368, 1392, 1444, 1482, 1508, 1524, 1651, 1653, 1664, 1824, 1856, 1872, 1976, 2032, 2088, 2166, 2204, 2223, 2262, 2286, 2413, 2432, 2496, 2736, 2784, 2888, 2964, 3016, 3048, 3249, 3302, 3306, 3393, 3648, 3683, 3712, 3744, 3952, 4064, 4176, 4332, 4408, 4446, 4524, 4572, 4693, 4826, 4953, 4959, 4992, 5472, 5568, 5776, 5928, 6032, 6096, 6498, 6604, 6612, 6786, 7163, 7239, 7296, 7366, 7488, 7904, 8128, 8352, 8664, 8816, 8892, 9048, 9144, 9386, 9652, 9906, 9918, 10469, 10944, 11049, 11136, 11552, 11856, 12064, 12192, 12996, 13208, 13224, 13572, 14079, 14326, 14478, 14732, 14859, 14976, 15808, 16256, 16704, 17328, 17632, 17784, 18096, 18288, 18772, 19304, 19812, 19836, 20938, 21489, 21717, 21888, 22098, 23104, 23712, 24128, 24384, 25992, 26416, 26448, 27144, 28158, 28652, 28956, 29464, 29718, 31369, 31407, 31616, 33147, 33408, 34656, 35264, 35568, 36192, 36576, 37544, 38608, 39624, 39672, 41876, 42237, 42978, 43434, 44196, 45847, 46208, 47424, 47879, 48256, 48768, 51984, 52832, 52896, 54288, 56316, 57304, 57912, 58928, 59436, 62738, 62814, 64467, 66294, 69312, 69977, 70528, 71136, 72384, 73152, 75088, 77216, 79248, 79344, 83752, 84474, 85956, 86868, 88392, 91694, 94107, 94221, 94848, 95758, 103968, 105664, 105792, 108576, 112632, 114608, 115824, 117856, 118872, 125476, 125628, 128934, 132588, 136097, 137541, 138624, 139954, 142272, 143637, 144768, 146304, 150176, 154432, 158496, 158688, 167504, 168948, 171912, 173736, 176784, 183388, 188214, 188442, 191516, 207936, 209931, 211328, 211584, 217152, 225264, 229216, 231648, 235712, 237744, 250952, 251256, 257868, 265176, 272194, 275082, 279908, 282321, 284544, 287274, 300352, 308864, 316992, 317376, 335008, 337896, 343824, 347472, 353568, 366776, 376428, 376884, 383032, 408291, 412623, 415872, 419862, 430911, 434304, 450528, 458432, 463296, 471424, 475488, 501904, 502512, 515736, 530352, 544388, 550164, 559816, 564642, 574548, 596011, 600704, 629793, 633984, 634752, 670016, 675792, 687648, 694944, 707136, 733552, 752856, 753768, 766064, 816582, 825246, 839724, 861822, 901056, 909701, 916864, 926592, 950976, 1003808, 1005024, 1031472, 1060704, 1088776, 1100328, 1119632, 1129284, 1149096, 1192022, 1224873, 1259586, 1329563, 1340032, 1351584, 1375296, 1389888, 1414272, 1467104, 1505712, 1507536, 1532128, 1633164, 1650492, 1679448, 1723644, 1788033, 1802112, 1819402, 1901952, 2007616, 2010048, 2062944, 2121408, 2177552, 2200656, 2239264, 2258568, 2298192, 2384044, 2449746, 2519172, 2659126, 2703168, 2729103, 2750592, 2779776, 2934208, 3011424, 3015072, 3064256, 3266328, 3300984, 3358896, 3447288, 3576066, 3638804, 3988689, 4015232, 4020096, 4125888, 4242816, 4355104, 4401312, 4478528, 4517136, 4596384, 4768088, 4899492, 5038344, 5318252, 5364099, 5406336, 5458206, 5868416, 6022848, 6030144, 6128512, 6532656, 6601968, 6717792, 6894576, 7152132, 7277608, 7977378, 8187309, 8251776, 8710208, 8802624, 8957056, 9034272, 9192768, 9536176, 9798984, 10076688, 10636504, 10728198, 10916412, 11966067, 12045696, 12060288, 13065312, 13203936, 13435584, 13789152, 14304264, 14555216, 15954756, 16374618, 17284319, 17420416, 17605248, 18068544, 18385536, 19072352, 19597968, 20153376, 21273008, 21456396, 21832824, 23932134, 26130624, 26407872, 26871168, 27578304, 28608528, 29110432, 31909512, 32749236, 34568638, 36137088, 38144704, 39195936, 40306752, 42546016, 42912792, 43665648, 47864268, 51852957, 52261248, 52815744, 55156608, 57217056, 58220864, 63819024, 65498472, 69137276, 76289408, 78391872, 80613504, 85092032, 85825584, 87331296, 95728536, 103705914, 114434112, 116441728, 127638048, 130996944, 138274552, 155558871, 156783744, 170184064, 171651168, 174662592, 191457072, 207411828, 228868224, 255276096, 261993888, 276549104, 311117742, 343302336, 349325184, 382914144, 414823656, 510552192, 523987776, 553098208, 622235484, 686604672, 765828288, 829647312, 1047975552, 1106196416, 1244470968, 1531656576, 1659294624, 2212392832, 2488941936, 3318589248, 4977883872, 6637178496, 9955767744, 19911535488]

約数ペア:

[(1, 19911535488), (2, 9955767744), (3, 6637178496), (4, 4977883872), (6, 3318589248), (8, 2488941936), (9, 2212392832), (12, 1659294624), (13, 1531656576), (16, 1244470968), (18, 1106196416), (19, 1047975552), (24, 829647312), (26, 765828288), (29, 686604672), (32, 622235484), (36, 553098208), (38, 523987776), (39, 510552192), (48, 414823656), (52, 382914144), (57, 349325184), (58, 343302336), (64, 311117742), (72, 276549104), (76, 261993888), (78, 255276096), (87, 228868224), (96, 207411828), (104, 191457072), (114, 174662592), (116, 171651168), (117, 170184064), (127, 156783744), (128, 155558871), (144, 138274552), (152, 130996944), (156, 127638048), (171, 116441728), (174, 114434112), (192, 103705914), (208, 95728536), (228, 87331296), (232, 85825584), (234, 85092032), (247, 80613504), (254, 78391872), (261, 76289408), (288, 69137276), (304, 65498472), (312, 63819024), (342, 58220864), (348, 57217056), (361, 55156608), (377, 52815744), (381, 52261248), (384, 51852957), (416, 47864268), (456, 43665648), (464, 42912792), (468, 42546016), (494, 40306752), (508, 39195936), (522, 38144704), (551, 36137088), (576, 34568638), (608, 32749236), (624, 31909512), (684, 29110432), (696, 28608528), (722, 27578304), (741, 26871168), (754, 26407872), (762, 26130624), (832, 23932134), (912, 21832824), (928, 21456396), (936, 21273008), (988, 20153376), (1016, 19597968), (1044, 19072352), (1083, 18385536), (1102, 18068544), (1131, 17605248), (1143, 17420416), (1152, 17284319), (1216, 16374618), (1248, 15954756), (1368, 14555216), (1392, 14304264), (1444, 13789152), (1482, 13435584), (1508, 13203936), (1524, 13065312), (1651, 12060288), (1653, 12045696), (1664, 11966067), (1824, 10916412), (1856, 10728198), (1872, 10636504), (1976, 10076688), (2032, 9798984), (2088, 9536176), (2166, 9192768), (2204, 9034272), (2223, 8957056), (2262, 8802624), (2286, 8710208), (2413, 8251776), (2432, 8187309), (2496, 7977378), (2736, 7277608), (2784, 7152132), (2888, 6894576), (2964, 6717792), (3016, 6601968), (3048, 6532656), (3249, 6128512), (3302, 6030144), (3306, 6022848), (3393, 5868416), (3648, 5458206), (3683, 5406336), (3712, 5364099), (3744, 5318252), (3952, 5038344), (4064, 4899492), (4176, 4768088), (4332, 4596384), (4408, 4517136), (4446, 4478528), (4524, 4401312), (4572, 4355104), (4693, 4242816), (4826, 4125888), (4953, 4020096), (4959, 4015232), (4992, 3988689), (5472, 3638804), (5568, 3576066), (5776, 3447288), (5928, 3358896), (6032, 3300984), (6096, 3266328), (6498, 3064256), (6604, 3015072), (6612, 3011424), (6786, 2934208), (7163, 2779776), (7239, 2750592), (7296, 2729103), (7366, 2703168), (7488, 2659126), (7904, 2519172), (8128, 2449746), (8352, 2384044), (8664, 2298192), (8816, 2258568), (8892, 2239264), (9048, 2200656), (9144, 2177552), (9386, 2121408), (9652, 2062944), (9906, 2010048), (9918, 2007616), (10469, 1901952), (10944, 1819402), (11049, 1802112), (11136, 1788033), (11552, 1723644), (11856, 1679448), (12064, 1650492), (12192, 1633164), (12996, 1532128), (13208, 1507536), (13224, 1505712), (13572, 1467104), (14079, 1414272), (14326, 1389888), (14478, 1375296), (14732, 1351584), (14859, 1340032), (14976, 1329563), (15808, 1259586), (16256, 1224873), (16704, 1192022), (17328, 1149096), (17632, 1129284), (17784, 1119632), (18096, 1100328), (18288, 1088776), (18772, 1060704), (19304, 1031472), (19812, 1005024), (19836, 1003808), (20938, 950976), (21489, 926592), (21717, 916864), (21888, 909701), (22098, 901056), (23104, 861822), (23712, 839724), (24128, 825246), (24384, 816582), (25992, 766064), (26416, 753768), (26448, 752856), (27144, 733552), (28158, 707136), (28652, 694944), (28956, 687648), (29464, 675792), (29718, 670016), (31369, 634752), (31407, 633984), (31616, 629793), (33147, 600704), (33408, 596011), (34656, 574548), (35264, 564642), (35568, 559816), (36192, 550164), (36576, 544388), (37544, 530352), (38608, 515736), (39624, 502512), (39672, 501904), (41876, 475488), (42237, 471424), (42978, 463296), (43434, 458432), (44196, 450528), (45847, 434304), (46208, 430911), (47424, 419862), (47879, 415872), (48256, 412623), (48768, 408291), (51984, 383032), (52832, 376884), (52896, 376428), (54288, 366776), (56316, 353568), (57304, 347472), (57912, 343824), (58928, 337896), (59436, 335008), (62738, 317376), (62814, 316992), (64467, 308864), (66294, 300352), (69312, 287274), (69977, 284544), (70528, 282321), (71136, 279908), (72384, 275082), (73152, 272194), (75088, 265176), (77216, 257868), (79248, 251256), (79344, 250952), (83752, 237744), (84474, 235712), (85956, 231648), (86868, 229216), (88392, 225264), (91694, 217152), (94107, 211584), (94221, 211328), (94848, 209931), (95758, 207936), (103968, 191516), (105664, 188442), (105792, 188214), (108576, 183388), (112632, 176784), (114608, 173736), (115824, 171912), (117856, 168948), (118872, 167504), (125476, 158688), (125628, 158496), (128934, 154432), (132588, 150176), (136097, 146304), (137541, 144768), (138624, 143637), (139954, 142272)]