20551503456

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:475

約数の個数: 432

約数和(自身を含む): 68843606832

約数和(自身を除く): 48292103376

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 96, 99, 102, 113, 121, 132, 136, 144, 153, 176, 187, 198, 204, 226, 242, 264, 272, 288, 306, 307, 339, 352, 363, 374, 396, 408, 452, 484, 528, 544, 561, 612, 614, 678, 726, 748, 792, 816, 904, 921, 968, 1017, 1056, 1089, 1122, 1224, 1228, 1243, 1356, 1452, 1496, 1584, 1632, 1683, 1808, 1842, 1921, 1936, 2034, 2057, 2178, 2244, 2448, 2456, 2486, 2712, 2763, 2904, 2992, 3168, 3366, 3377, 3616, 3684, 3729, 3842, 3872, 4068, 4114, 4356, 4488, 4896, 4912, 4972, 5219, 5424, 5526, 5763, 5808, 5984, 6171, 6732, 6754, 7368, 7458, 7684, 8136, 8228, 8712, 8976, 9824, 9944, 10131, 10438, 10848, 11052, 11187, 11526, 11616, 12342, 13464, 13508, 13673, 14736, 14916, 15368, 15657, 16272, 16456, 17289, 17424, 17952, 18513, 19888, 20262, 20876, 21131, 22104, 22374, 23052, 24684, 26928, 27016, 27346, 29472, 29832, 30393, 30736, 31314, 32544, 32912, 34578, 34691, 34848, 37026, 37147, 39776, 40524, 41019, 41752, 42262, 44208, 44748, 46104, 46971, 49368, 53856, 54032, 54692, 57409, 59664, 60786, 61472, 62628, 63393, 65824, 69156, 69382, 74052, 74294, 81048, 82038, 83504, 84524, 88416, 89496, 92208, 93942, 98736, 104073, 108064, 109384, 111441, 114818, 119328, 121572, 123057, 125256, 126786, 138312, 138764, 148104, 148588, 162096, 164076, 167008, 169048, 172227, 178992, 184416, 187884, 190179, 197472, 208146, 218768, 222882, 229636, 232441, 243144, 246114, 250512, 253572, 276624, 277528, 296208, 297176, 312219, 324192, 328152, 334323, 338096, 344454, 357984, 375768, 380358, 381601, 416292, 437536, 445764, 459272, 464882, 486288, 492228, 501024, 507144, 516681, 553248, 555056, 589747, 592416, 594352, 624438, 631499, 656304, 668646, 676192, 688908, 697323, 751536, 760716, 763202, 832584, 891528, 918544, 929764, 972576, 984456, 1014288, 1033362, 1110112, 1144803, 1179494, 1188704, 1248876, 1262998, 1312608, 1337292, 1377816, 1394646, 1503072, 1521432, 1526404, 1665168, 1769241, 1783056, 1837088, 1859528, 1894497, 1968912, 2028576, 2066724, 2091969, 2289606, 2358988, 2497752, 2525996, 2674584, 2755632, 2789292, 3042864, 3052808, 3330336, 3434409, 3538482, 3566112, 3719056, 3788994, 3937824, 4133448, 4183938, 4197611, 4579212, 4717976, 4995504, 5051992, 5307723, 5349168, 5511264, 5578584, 5683491, 6085728, 6105616, 6487217, 6868818, 7076964, 7438112, 7577988, 8266896, 8367876, 8395222, 9158424, 9435952, 9991008, 10103984, 10615446, 10698336, 11157168, 11366982, 12211232, 12592833, 12974434, 13737636, 14153928, 15155976, 16533792, 16735752, 16790444, 18316848, 18871904, 19461651, 20207968, 21230892, 22314336, 22733964, 25185666, 25948868, 27475272, 28307856, 30311952, 33471504, 33580888, 36633696, 37778499, 38923302, 42461784, 45467928, 50371332, 51897736, 54950544, 56615712, 58384953, 60623904, 66943008, 67161776, 71359387, 75556998, 77846604, 84923568, 90935856, 100742664, 103795472, 109901088, 116769906, 134323552, 142718774, 151113996, 155693208, 169847136, 181871712, 201485328, 207590944, 214078161, 233539812, 285437548, 302227992, 311386416, 402970656, 428156322, 467079624, 570875096, 604455984, 622772832, 642234483, 856312644, 934159248, 1141750192, 1208911968, 1284468966, 1712625288, 1868318496, 2283500384, 2568937932, 3425250576, 5137875864, 6850501152, 10275751728, 20551503456]

約数ペア:

[(1, 20551503456), (2, 10275751728), (3, 6850501152), (4, 5137875864), (6, 3425250576), (8, 2568937932), (9, 2283500384), (11, 1868318496), (12, 1712625288), (16, 1284468966), (17, 1208911968), (18, 1141750192), (22, 934159248), (24, 856312644), (32, 642234483), (33, 622772832), (34, 604455984), (36, 570875096), (44, 467079624), (48, 428156322), (51, 402970656), (66, 311386416), (68, 302227992), (72, 285437548), (88, 233539812), (96, 214078161), (99, 207590944), (102, 201485328), (113, 181871712), (121, 169847136), (132, 155693208), (136, 151113996), (144, 142718774), (153, 134323552), (176, 116769906), (187, 109901088), (198, 103795472), (204, 100742664), (226, 90935856), (242, 84923568), (264, 77846604), (272, 75556998), (288, 71359387), (306, 67161776), (307, 66943008), (339, 60623904), (352, 58384953), (363, 56615712), (374, 54950544), (396, 51897736), (408, 50371332), (452, 45467928), (484, 42461784), (528, 38923302), (544, 37778499), (561, 36633696), (612, 33580888), (614, 33471504), (678, 30311952), (726, 28307856), (748, 27475272), (792, 25948868), (816, 25185666), (904, 22733964), (921, 22314336), (968, 21230892), (1017, 20207968), (1056, 19461651), (1089, 18871904), (1122, 18316848), (1224, 16790444), (1228, 16735752), (1243, 16533792), (1356, 15155976), (1452, 14153928), (1496, 13737636), (1584, 12974434), (1632, 12592833), (1683, 12211232), (1808, 11366982), (1842, 11157168), (1921, 10698336), (1936, 10615446), (2034, 10103984), (2057, 9991008), (2178, 9435952), (2244, 9158424), (2448, 8395222), (2456, 8367876), (2486, 8266896), (2712, 7577988), (2763, 7438112), (2904, 7076964), (2992, 6868818), (3168, 6487217), (3366, 6105616), (3377, 6085728), (3616, 5683491), (3684, 5578584), (3729, 5511264), (3842, 5349168), (3872, 5307723), (4068, 5051992), (4114, 4995504), (4356, 4717976), (4488, 4579212), (4896, 4197611), (4912, 4183938), (4972, 4133448), (5219, 3937824), (5424, 3788994), (5526, 3719056), (5763, 3566112), (5808, 3538482), (5984, 3434409), (6171, 3330336), (6732, 3052808), (6754, 3042864), (7368, 2789292), (7458, 2755632), (7684, 2674584), (8136, 2525996), (8228, 2497752), (8712, 2358988), (8976, 2289606), (9824, 2091969), (9944, 2066724), (10131, 2028576), (10438, 1968912), (10848, 1894497), (11052, 1859528), (11187, 1837088), (11526, 1783056), (11616, 1769241), (12342, 1665168), (13464, 1526404), (13508, 1521432), (13673, 1503072), (14736, 1394646), (14916, 1377816), (15368, 1337292), (15657, 1312608), (16272, 1262998), (16456, 1248876), (17289, 1188704), (17424, 1179494), (17952, 1144803), (18513, 1110112), (19888, 1033362), (20262, 1014288), (20876, 984456), (21131, 972576), (22104, 929764), (22374, 918544), (23052, 891528), (24684, 832584), (26928, 763202), (27016, 760716), (27346, 751536), (29472, 697323), (29832, 688908), (30393, 676192), (30736, 668646), (31314, 656304), (32544, 631499), (32912, 624438), (34578, 594352), (34691, 592416), (34848, 589747), (37026, 555056), (37147, 553248), (39776, 516681), (40524, 507144), (41019, 501024), (41752, 492228), (42262, 486288), (44208, 464882), (44748, 459272), (46104, 445764), (46971, 437536), (49368, 416292), (53856, 381601), (54032, 380358), (54692, 375768), (57409, 357984), (59664, 344454), (60786, 338096), (61472, 334323), (62628, 328152), (63393, 324192), (65824, 312219), (69156, 297176), (69382, 296208), (74052, 277528), (74294, 276624), (81048, 253572), (82038, 250512), (83504, 246114), (84524, 243144), (88416, 232441), (89496, 229636), (92208, 222882), (93942, 218768), (98736, 208146), (104073, 197472), (108064, 190179), (109384, 187884), (111441, 184416), (114818, 178992), (119328, 172227), (121572, 169048), (123057, 167008), (125256, 164076), (126786, 162096), (138312, 148588), (138764, 148104)]