20957777280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^2$

素因数の和:247

約数の個数: 576

約数和(自身を含む): 81469599120

約数和(自身を除く): 60511821840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 53, 55, 60, 64, 66, 72, 79, 80, 88, 90, 96, 99, 106, 110, 120, 128, 132, 144, 158, 159, 160, 165, 176, 180, 192, 198, 212, 220, 237, 240, 264, 265, 288, 316, 318, 320, 330, 352, 360, 384, 395, 396, 424, 440, 474, 477, 480, 495, 528, 530, 576, 583, 632, 636, 640, 660, 704, 711, 720, 790, 792, 795, 848, 869, 880, 948, 954, 960, 990, 1056, 1060, 1152, 1166, 1185, 1264, 1272, 1320, 1408, 1422, 1440, 1580, 1584, 1590, 1696, 1738, 1749, 1760, 1896, 1908, 1920, 1980, 2112, 2120, 2332, 2370, 2385, 2528, 2544, 2607, 2640, 2844, 2880, 2915, 3160, 3168, 3180, 3392, 3476, 3498, 3520, 3555, 3792, 3816, 3960, 4187, 4224, 4240, 4345, 4664, 4740, 4770, 5056, 5088, 5214, 5247, 5280, 5688, 5760, 5830, 6241, 6320, 6336, 6360, 6784, 6952, 6996, 7040, 7110, 7584, 7632, 7821, 7920, 8374, 8480, 8690, 8745, 9328, 9480, 9540, 10112, 10176, 10428, 10494, 10560, 11376, 11660, 12482, 12561, 12640, 12672, 12720, 13035, 13904, 13992, 14220, 15168, 15264, 15642, 15840, 16748, 16960, 17380, 17490, 18656, 18723, 18960, 19080, 20352, 20856, 20935, 20988, 21120, 22752, 23320, 24964, 25122, 25280, 25440, 26070, 26235, 27808, 27984, 28440, 30336, 30528, 31205, 31284, 31680, 33496, 33920, 34760, 34980, 37312, 37446, 37683, 37920, 38160, 39105, 41712, 41870, 41976, 45504, 46057, 46640, 49928, 50244, 50560, 50880, 52140, 52470, 55616, 55968, 56169, 56880, 61056, 62410, 62568, 62805, 63360, 66992, 68651, 69520, 69960, 74624, 74892, 75366, 75840, 76320, 78210, 83424, 83740, 83952, 91008, 92114, 93280, 93615, 99856, 100488, 101760, 104280, 104940, 111232, 111936, 112338, 113760, 124820, 125136, 125610, 133984, 137302, 138171, 139040, 139920, 149784, 150732, 151680, 152640, 156420, 166848, 167480, 167904, 184228, 186560, 187230, 188415, 199712, 200976, 205953, 208560, 209880, 223872, 224676, 227520, 230285, 249640, 250272, 251220, 267968, 274604, 276342, 278080, 279840, 280845, 299568, 301464, 305280, 312840, 330773, 333696, 334960, 335808, 343255, 368456, 373120, 374460, 376830, 399424, 401952, 411906, 414513, 417120, 419760, 449352, 455040, 460570, 499280, 500544, 502440, 535936, 549208, 552684, 556160, 559680, 561690, 599136, 602928, 617859, 625680, 661546, 669920, 671616, 686510, 690855, 736912, 748920, 753660, 798848, 803904, 823812, 829026, 834240, 839520, 898704, 921140, 992319, 998560, 1001088, 1004880, 1029765, 1098416, 1105368, 1119360, 1123380, 1198272, 1205856, 1235718, 1251360, 1323092, 1339840, 1373020, 1381710, 1473824, 1497840, 1507320, 1607808, 1647624, 1653865, 1658052, 1668480, 1679040, 1797408, 1842280, 1984638, 1997120, 2009760, 2059530, 2072565, 2196832, 2210736, 2246760, 2396544, 2411712, 2471436, 2502720, 2646184, 2679680, 2746040, 2763420, 2947648, 2976957, 2995680, 3014640, 3089295, 3295248, 3307730, 3316104, 3358080, 3594816, 3638503, 3684560, 3969276, 3994240, 4019520, 4119060, 4145130, 4393664, 4421472, 4493520, 4823424, 4942872, 4961595, 5005440, 5292368, 5492080, 5526840, 5895296, 5953914, 5991360, 6029280, 6178590, 6590496, 6615460, 6632208, 7189632, 7277006, 7369120, 7938552, 8039040, 8238120, 8290260, 8787328, 8842944, 8987040, 9885744, 9923190, 10584736, 10915509, 10984160, 11053680, 11907828, 11982720, 12058560, 12357180, 13180992, 13230920, 13264416, 14554012, 14738240, 14884785, 15877104, 16476240, 16580520, 17685888, 17974080, 18192515, 19771488, 19846380, 21169472, 21831018, 21968320, 22107360, 23815656, 24117120, 24714360, 26361984, 26461840, 26528832, 29108024, 29476480, 29769570, 31754208, 32746527, 32952480, 33161040, 35948160, 36385030, 39542976, 39692760, 42338944, 43662036, 43936640, 44214720, 47631312, 49428720, 52923680, 53057664, 54577545, 58216048, 59539140, 63508416, 65493054, 65904960, 66322080, 72770060, 79085952, 79385520, 87324072, 88429440, 95262624, 98857440, 105847360, 109155090, 116432096, 119078280, 127016832, 130986108, 131809920, 132644160, 145540120, 158771040, 163732635, 174648144, 190525248, 197714880, 211694720, 218310180, 232864192, 238156560, 261972216, 265288320, 291080240, 317542080, 327465270, 349296288, 381050496, 395429760, 436620360, 465728384, 476313120, 523944432, 582160480, 635084160, 654930540, 698592576, 873240720, 952626240, 1047888864, 1164320960, 1309861080, 1397185152, 1746481440, 1905252480, 2095777728, 2328641920, 2619722160, 3492962880, 4191555456, 5239444320, 6985925760, 10478888640, 20957777280]

約数ペア:

[(1, 20957777280), (2, 10478888640), (3, 6985925760), (4, 5239444320), (5, 4191555456), (6, 3492962880), (8, 2619722160), (9, 2328641920), (10, 2095777728), (11, 1905252480), (12, 1746481440), (15, 1397185152), (16, 1309861080), (18, 1164320960), (20, 1047888864), (22, 952626240), (24, 873240720), (30, 698592576), (32, 654930540), (33, 635084160), (36, 582160480), (40, 523944432), (44, 476313120), (45, 465728384), (48, 436620360), (53, 395429760), (55, 381050496), (60, 349296288), (64, 327465270), (66, 317542080), (72, 291080240), (79, 265288320), (80, 261972216), (88, 238156560), (90, 232864192), (96, 218310180), (99, 211694720), (106, 197714880), (110, 190525248), (120, 174648144), (128, 163732635), (132, 158771040), (144, 145540120), (158, 132644160), (159, 131809920), (160, 130986108), (165, 127016832), (176, 119078280), (180, 116432096), (192, 109155090), (198, 105847360), (212, 98857440), (220, 95262624), (237, 88429440), (240, 87324072), (264, 79385520), (265, 79085952), (288, 72770060), (316, 66322080), (318, 65904960), (320, 65493054), (330, 63508416), (352, 59539140), (360, 58216048), (384, 54577545), (395, 53057664), (396, 52923680), (424, 49428720), (440, 47631312), (474, 44214720), (477, 43936640), (480, 43662036), (495, 42338944), (528, 39692760), (530, 39542976), (576, 36385030), (583, 35948160), (632, 33161040), (636, 32952480), (640, 32746527), (660, 31754208), (704, 29769570), (711, 29476480), (720, 29108024), (790, 26528832), (792, 26461840), (795, 26361984), (848, 24714360), (869, 24117120), (880, 23815656), (948, 22107360), (954, 21968320), (960, 21831018), (990, 21169472), (1056, 19846380), (1060, 19771488), (1152, 18192515), (1166, 17974080), (1185, 17685888), (1264, 16580520), (1272, 16476240), (1320, 15877104), (1408, 14884785), (1422, 14738240), (1440, 14554012), (1580, 13264416), (1584, 13230920), (1590, 13180992), (1696, 12357180), (1738, 12058560), (1749, 11982720), (1760, 11907828), (1896, 11053680), (1908, 10984160), (1920, 10915509), (1980, 10584736), (2112, 9923190), (2120, 9885744), (2332, 8987040), (2370, 8842944), (2385, 8787328), (2528, 8290260), (2544, 8238120), (2607, 8039040), (2640, 7938552), (2844, 7369120), (2880, 7277006), (2915, 7189632), (3160, 6632208), (3168, 6615460), (3180, 6590496), (3392, 6178590), (3476, 6029280), (3498, 5991360), (3520, 5953914), (3555, 5895296), (3792, 5526840), (3816, 5492080), (3960, 5292368), (4187, 5005440), (4224, 4961595), (4240, 4942872), (4345, 4823424), (4664, 4493520), (4740, 4421472), (4770, 4393664), (5056, 4145130), (5088, 4119060), (5214, 4019520), (5247, 3994240), (5280, 3969276), (5688, 3684560), (5760, 3638503), (5830, 3594816), (6241, 3358080), (6320, 3316104), (6336, 3307730), (6360, 3295248), (6784, 3089295), (6952, 3014640), (6996, 2995680), (7040, 2976957), (7110, 2947648), (7584, 2763420), (7632, 2746040), (7821, 2679680), (7920, 2646184), (8374, 2502720), (8480, 2471436), (8690, 2411712), (8745, 2396544), (9328, 2246760), (9480, 2210736), (9540, 2196832), (10112, 2072565), (10176, 2059530), (10428, 2009760), (10494, 1997120), (10560, 1984638), (11376, 1842280), (11660, 1797408), (12482, 1679040), (12561, 1668480), (12640, 1658052), (12672, 1653865), (12720, 1647624), (13035, 1607808), (13904, 1507320), (13992, 1497840), (14220, 1473824), (15168, 1381710), (15264, 1373020), (15642, 1339840), (15840, 1323092), (16748, 1251360), (16960, 1235718), (17380, 1205856), (17490, 1198272), (18656, 1123380), (18723, 1119360), (18960, 1105368), (19080, 1098416), (20352, 1029765), (20856, 1004880), (20935, 1001088), (20988, 998560), (21120, 992319), (22752, 921140), (23320, 898704), (24964, 839520), (25122, 834240), (25280, 829026), (25440, 823812), (26070, 803904), (26235, 798848), (27808, 753660), (27984, 748920), (28440, 736912), (30336, 690855), (30528, 686510), (31205, 671616), (31284, 669920), (31680, 661546), (33496, 625680), (33920, 617859), (34760, 602928), (34980, 599136), (37312, 561690), (37446, 559680), (37683, 556160), (37920, 552684), (38160, 549208), (39105, 535936), (41712, 502440), (41870, 500544), (41976, 499280), (45504, 460570), (46057, 455040), (46640, 449352), (49928, 419760), (50244, 417120), (50560, 414513), (50880, 411906), (52140, 401952), (52470, 399424), (55616, 376830), (55968, 374460), (56169, 373120), (56880, 368456), (61056, 343255), (62410, 335808), (62568, 334960), (62805, 333696), (63360, 330773), (66992, 312840), (68651, 305280), (69520, 301464), (69960, 299568), (74624, 280845), (74892, 279840), (75366, 278080), (75840, 276342), (76320, 274604), (78210, 267968), (83424, 251220), (83740, 250272), (83952, 249640), (91008, 230285), (92114, 227520), (93280, 224676), (93615, 223872), (99856, 209880), (100488, 208560), (101760, 205953), (104280, 200976), (104940, 199712), (111232, 188415), (111936, 187230), (112338, 186560), (113760, 184228), (124820, 167904), (125136, 167480), (125610, 166848), (133984, 156420), (137302, 152640), (138171, 151680), (139040, 150732), (139920, 149784)]