20718673920

素因数分解:

$2^{13}\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 1008

約数和(自身を含む): 88572002688

約数和(自身を除く): 67853328768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 37, 40, 42, 45, 48, 49, 56, 60, 62, 63, 64, 70, 72, 74, 80, 84, 90, 93, 96, 98, 105, 111, 112, 120, 124, 126, 128, 140, 144, 147, 148, 155, 160, 168, 180, 185, 186, 192, 196, 210, 217, 222, 224, 240, 245, 248, 252, 256, 259, 279, 280, 288, 294, 296, 310, 315, 320, 333, 336, 360, 370, 372, 384, 392, 420, 434, 441, 444, 448, 465, 480, 490, 496, 504, 512, 518, 555, 558, 560, 576, 588, 592, 620, 630, 640, 651, 666, 672, 720, 735, 740, 744, 768, 777, 784, 840, 868, 882, 888, 896, 930, 960, 980, 992, 1008, 1024, 1036, 1085, 1110, 1116, 1120, 1147, 1152, 1176, 1184, 1240, 1260, 1280, 1295, 1302, 1332, 1344, 1395, 1440, 1470, 1480, 1488, 1519, 1536, 1554, 1568, 1665, 1680, 1736, 1764, 1776, 1792, 1813, 1860, 1920, 1953, 1960, 1984, 2016, 2048, 2072, 2170, 2205, 2220, 2232, 2240, 2294, 2304, 2331, 2352, 2368, 2480, 2520, 2560, 2590, 2604, 2664, 2688, 2790, 2880, 2940, 2960, 2976, 3038, 3072, 3108, 3136, 3255, 3330, 3360, 3441, 3472, 3528, 3552, 3584, 3626, 3720, 3840, 3885, 3906, 3920, 3968, 4032, 4096, 4144, 4340, 4410, 4440, 4464, 4480, 4557, 4588, 4608, 4662, 4704, 4736, 4960, 5040, 5120, 5180, 5208, 5328, 5376, 5439, 5580, 5735, 5760, 5880, 5920, 5952, 6076, 6144, 6216, 6272, 6510, 6660, 6720, 6882, 6944, 7056, 7104, 7168, 7252, 7440, 7595, 7680, 7770, 7812, 7840, 7936, 8029, 8064, 8192, 8288, 8680, 8820, 8880, 8928, 8960, 9065, 9114, 9176, 9216, 9324, 9408, 9472, 9765, 9920, 10080, 10240, 10323, 10360, 10416, 10656, 10752, 10878, 11160, 11470, 11520, 11655, 11760, 11840, 11904, 12152, 12288, 12432, 12544, 13020, 13320, 13440, 13671, 13764, 13888, 14112, 14208, 14336, 14504, 14880, 15190, 15360, 15540, 15624, 15680, 15872, 16058, 16128, 16317, 16576, 17205, 17360, 17640, 17760, 17856, 17920, 18130, 18228, 18352, 18432, 18648, 18816, 18944, 19530, 19840, 20160, 20480, 20646, 20720, 20832, 21312, 21504, 21756, 22320, 22785, 22940, 23040, 23310, 23520, 23680, 23808, 24087, 24304, 24576, 24864, 25088, 26040, 26640, 26880, 27195, 27342, 27528, 27776, 28224, 28416, 28672, 29008, 29760, 30380, 30720, 31080, 31248, 31360, 31744, 32116, 32256, 32634, 33152, 34410, 34720, 35280, 35520, 35712, 35840, 36260, 36456, 36704, 36864, 37296, 37632, 37888, 39060, 39680, 40145, 40320, 40960, 41292, 41440, 41664, 42624, 43008, 43512, 44640, 45570, 45880, 46080, 46620, 47040, 47360, 47616, 48174, 48608, 49728, 50176, 51615, 52080, 53280, 53760, 54390, 54684, 55056, 55552, 56203, 56448, 56832, 57344, 58016, 59520, 60760, 61440, 62160, 62496, 62720, 63488, 64232, 64512, 65268, 66304, 68355, 68820, 69440, 70560, 71040, 71424, 71680, 72261, 72520, 72912, 73408, 73728, 74592, 75264, 75776, 78120, 79360, 80290, 80640, 81585, 82584, 82880, 83328, 85248, 86016, 87024, 89280, 91140, 91760, 92160, 93240, 94080, 94720, 95232, 96348, 97216, 99456, 100352, 103230, 104160, 106560, 107520, 108780, 109368, 110112, 111104, 112406, 112896, 113664, 116032, 119040, 120435, 121520, 122880, 124320, 124992, 125440, 126976, 128464, 129024, 130536, 132608, 136710, 137640, 138880, 141120, 142080, 142848, 143360, 144522, 145040, 145824, 146816, 149184, 150528, 151552, 156240, 158720, 160580, 161280, 163170, 165168, 165760, 166656, 168609, 170496, 172032, 174048, 178560, 182280, 183520, 184320, 186480, 188160, 189440, 190464, 192696, 194432, 198912, 200704, 206460, 208320, 213120, 215040, 217560, 218736, 220224, 222208, 224812, 225792, 227328, 232064, 238080, 240870, 243040, 248640, 249984, 250880, 253952, 256928, 258048, 261072, 265216, 273420, 275280, 277760, 281015, 282240, 284160, 285696, 286720, 289044, 290080, 291648, 293632, 298368, 301056, 303104, 312480, 317440, 321160, 322560, 326340, 330336, 331520, 333312, 337218, 340992, 348096, 357120, 361305, 364560, 367040, 368640, 372960, 376320, 378880, 380928, 385392, 388864, 397824, 401408, 412920, 416640, 426240, 430080, 435120, 437472, 440448, 444416, 449624, 451584, 454656, 464128, 476160, 481740, 486080, 497280, 499968, 501760, 505827, 513856, 516096, 522144, 530432, 546840, 550560, 555520, 562030, 564480, 568320, 571392, 578088, 580160, 583296, 587264, 596736, 602112, 624960, 634880, 642320, 645120, 652680, 660672, 663040, 666624, 674436, 681984, 696192, 714240, 722610, 729120, 734080, 745920, 752640, 757760, 761856, 770784, 777728, 795648, 825840, 833280, 843045, 852480, 860160, 870240, 874944, 880896, 888832, 899248, 903168, 909312, 928256, 952320, 963480, 972160, 994560, 999936, 1003520, 1011654, 1027712, 1044288, 1060864, 1093680, 1101120, 1111040, 1124060, 1128960, 1136640, 1142784, 1156176, 1160320, 1166592, 1174528, 1193472, 1204224, 1249920, 1269760, 1284640, 1290240, 1305360, 1321344, 1326080, 1333248, 1348872, 1363968, 1392384, 1428480, 1445220, 1458240, 1468160, 1491840, 1505280, 1515520, 1541568, 1555456, 1591296, 1651680, 1666560, 1686090, 1704960, 1740480, 1749888, 1761792, 1777664, 1798496, 1806336, 1856512, 1904640, 1926960, 1944320, 1989120, 1999872, 2007040, 2023308, 2055424, 2088576, 2121728, 2187360, 2202240, 2222080, 2248120, 2257920, 2273280, 2285568, 2312352, 2320640, 2333184, 2349056, 2386944, 2499840, 2529135, 2569280, 2580480, 2610720, 2642688, 2652160, 2666496, 2697744, 2727936, 2784768, 2856960, 2890440, 2916480, 2936320, 2983680, 3010560, 3083136, 3110912, 3182592, 3303360, 3333120, 3372180, 3409920, 3480960, 3499776, 3523584, 3596992, 3612672, 3713024, 3809280, 3853920, 3888640, 3978240, 3999744, 4046616, 4110848, 4177152, 4374720, 4404480, 4444160, 4496240, 4515840, 4546560, 4624704, 4641280, 4666368, 4698112, 4773888, 4999680, 5058270, 5138560, 5221440, 5285376, 5304320, 5332992, 5395488, 5569536, 5713920, 5780880, 5832960, 5872640, 5967360, 6021120, 6166272, 6221824, 6365184, 6606720, 6666240, 6744360, 6819840, 6961920, 6999552, 7047168, 7193984, 7426048, 7707840, 7777280, 7956480, 7999488, 8093232, 8221696, 8354304, 8749440, 8808960, 8888320, 8992480, 9031680, 9249408, 9282560, 9332736, 9396224, 9547776, 9999360, 10116540, 10277120, 10442880, 10570752, 10608640, 10790976, 11139072, 11427840, 11561760, 11665920, 11745280, 11934720, 12332544, 12443648, 13213440, 13332480, 13488720, 13639680, 13923840, 13999104, 14094336, 14387968, 14852096, 15415680, 15554560, 15912960, 15998976, 16186464, 16443392, 16708608, 17498880, 17617920, 17984960, 18063360, 18498816, 18565120, 18665472, 19095552, 19998720, 20233080, 20554240, 20885760, 21141504, 21581952, 22278144, 23123520, 23331840, 23490560, 23869440, 24665088, 26426880, 26664960, 26977440, 27847680, 27998208, 28188672, 28775936, 30831360, 31109120, 31825920, 32372928, 32886784, 33417216, 34997760, 35235840, 35969920, 36997632, 37130240, 37330944, 39997440, 40466160, 41108480, 41771520, 42283008, 43163904, 44556288, 46247040, 46663680, 46981120, 47738880, 49330176, 52853760, 53954880, 55695360, 55996416, 57551872, 61662720, 62218240, 64745856, 65773568, 66834432, 69995520, 70471680, 71939840, 73995264, 74260480, 79994880, 80932320, 82216960, 83543040, 84566016, 86327808, 92494080, 93327360, 95477760, 98660352, 105707520, 107909760, 111390720, 111992832, 115103744, 123325440, 129491712, 133668864, 139991040, 140943360, 143879680, 147990528, 161864640, 164433920, 167086080, 172655616, 184988160, 186654720, 197320704, 211415040, 215819520, 222781440, 230207488, 246650880, 258983424, 279982080, 287759360, 295981056, 323729280, 328867840, 334172160, 345311232, 369976320, 422830080, 431639040, 460414976, 493301760, 517966848, 559964160, 575518720, 591962112, 647458560, 668344320, 690622464, 739952640, 863278080, 986603520, 1035933696, 1151037440, 1294917120, 1381244928, 1479905280, 1726556160, 2071867392, 2302074880, 2589834240, 2959810560, 3453112320, 4143734784, 5179668480, 6906224640, 10359336960, 20718673920]

約数ペア:

[(1, 20718673920), (2, 10359336960), (3, 6906224640), (4, 5179668480), (5, 4143734784), (6, 3453112320), (7, 2959810560), (8, 2589834240), (9, 2302074880), (10, 2071867392), (12, 1726556160), (14, 1479905280), (15, 1381244928), (16, 1294917120), (18, 1151037440), (20, 1035933696), (21, 986603520), (24, 863278080), (28, 739952640), (30, 690622464), (31, 668344320), (32, 647458560), (35, 591962112), (36, 575518720), (37, 559964160), (40, 517966848), (42, 493301760), (45, 460414976), (48, 431639040), (49, 422830080), (56, 369976320), (60, 345311232), (62, 334172160), (63, 328867840), (64, 323729280), (70, 295981056), (72, 287759360), (74, 279982080), (80, 258983424), (84, 246650880), (90, 230207488), (93, 222781440), (96, 215819520), (98, 211415040), (105, 197320704), (111, 186654720), (112, 184988160), (120, 172655616), (124, 167086080), (126, 164433920), (128, 161864640), (140, 147990528), (144, 143879680), (147, 140943360), (148, 139991040), (155, 133668864), (160, 129491712), (168, 123325440), (180, 115103744), (185, 111992832), (186, 111390720), (192, 107909760), (196, 105707520), (210, 98660352), (217, 95477760), (222, 93327360), (224, 92494080), (240, 86327808), (245, 84566016), (248, 83543040), (252, 82216960), (256, 80932320), (259, 79994880), (279, 74260480), (280, 73995264), (288, 71939840), (294, 70471680), (296, 69995520), (310, 66834432), (315, 65773568), (320, 64745856), (333, 62218240), (336, 61662720), (360, 57551872), (370, 55996416), (372, 55695360), (384, 53954880), (392, 52853760), (420, 49330176), (434, 47738880), (441, 46981120), (444, 46663680), (448, 46247040), (465, 44556288), (480, 43163904), (490, 42283008), (496, 41771520), (504, 41108480), (512, 40466160), (518, 39997440), (555, 37330944), (558, 37130240), (560, 36997632), (576, 35969920), (588, 35235840), (592, 34997760), (620, 33417216), (630, 32886784), (640, 32372928), (651, 31825920), (666, 31109120), (672, 30831360), (720, 28775936), (735, 28188672), (740, 27998208), (744, 27847680), (768, 26977440), (777, 26664960), (784, 26426880), (840, 24665088), (868, 23869440), (882, 23490560), (888, 23331840), (896, 23123520), (930, 22278144), (960, 21581952), (980, 21141504), (992, 20885760), (1008, 20554240), (1024, 20233080), (1036, 19998720), (1085, 19095552), (1110, 18665472), (1116, 18565120), (1120, 18498816), (1147, 18063360), (1152, 17984960), (1176, 17617920), (1184, 17498880), (1240, 16708608), (1260, 16443392), (1280, 16186464), (1295, 15998976), (1302, 15912960), (1332, 15554560), (1344, 15415680), (1395, 14852096), (1440, 14387968), (1470, 14094336), (1480, 13999104), (1488, 13923840), (1519, 13639680), (1536, 13488720), (1554, 13332480), (1568, 13213440), (1665, 12443648), (1680, 12332544), (1736, 11934720), (1764, 11745280), (1776, 11665920), (1792, 11561760), (1813, 11427840), (1860, 11139072), (1920, 10790976), (1953, 10608640), (1960, 10570752), (1984, 10442880), (2016, 10277120), (2048, 10116540), (2072, 9999360), (2170, 9547776), (2205, 9396224), (2220, 9332736), (2232, 9282560), (2240, 9249408), (2294, 9031680), (2304, 8992480), (2331, 8888320), (2352, 8808960), (2368, 8749440), (2480, 8354304), (2520, 8221696), (2560, 8093232), (2590, 7999488), (2604, 7956480), (2664, 7777280), (2688, 7707840), (2790, 7426048), (2880, 7193984), (2940, 7047168), (2960, 6999552), (2976, 6961920), (3038, 6819840), (3072, 6744360), (3108, 6666240), (3136, 6606720), (3255, 6365184), (3330, 6221824), (3360, 6166272), (3441, 6021120), (3472, 5967360), (3528, 5872640), (3552, 5832960), (3584, 5780880), (3626, 5713920), (3720, 5569536), (3840, 5395488), (3885, 5332992), (3906, 5304320), (3920, 5285376), (3968, 5221440), (4032, 5138560), (4096, 5058270), (4144, 4999680), (4340, 4773888), (4410, 4698112), (4440, 4666368), (4464, 4641280), (4480, 4624704), (4557, 4546560), (4588, 4515840), (4608, 4496240), (4662, 4444160), (4704, 4404480), (4736, 4374720), (4960, 4177152), (5040, 4110848), (5120, 4046616), (5180, 3999744), (5208, 3978240), (5328, 3888640), (5376, 3853920), (5439, 3809280), (5580, 3713024), (5735, 3612672), (5760, 3596992), (5880, 3523584), (5920, 3499776), (5952, 3480960), (6076, 3409920), (6144, 3372180), (6216, 3333120), (6272, 3303360), (6510, 3182592), (6660, 3110912), (6720, 3083136), (6882, 3010560), (6944, 2983680), (7056, 2936320), (7104, 2916480), (7168, 2890440), (7252, 2856960), (7440, 2784768), (7595, 2727936), (7680, 2697744), (7770, 2666496), (7812, 2652160), (7840, 2642688), (7936, 2610720), (8029, 2580480), (8064, 2569280), (8192, 2529135), (8288, 2499840), (8680, 2386944), (8820, 2349056), (8880, 2333184), (8928, 2320640), (8960, 2312352), (9065, 2285568), (9114, 2273280), (9176, 2257920), (9216, 2248120), (9324, 2222080), (9408, 2202240), (9472, 2187360), (9765, 2121728), (9920, 2088576), (10080, 2055424), (10240, 2023308), (10323, 2007040), (10360, 1999872), (10416, 1989120), (10656, 1944320), (10752, 1926960), (10878, 1904640), (11160, 1856512), (11470, 1806336), (11520, 1798496), (11655, 1777664), (11760, 1761792), (11840, 1749888), (11904, 1740480), (12152, 1704960), (12288, 1686090), (12432, 1666560), (12544, 1651680), (13020, 1591296), (13320, 1555456), (13440, 1541568), (13671, 1515520), (13764, 1505280), (13888, 1491840), (14112, 1468160), (14208, 1458240), (14336, 1445220), (14504, 1428480), (14880, 1392384), (15190, 1363968), (15360, 1348872), (15540, 1333248), (15624, 1326080), (15680, 1321344), (15872, 1305360), (16058, 1290240), (16128, 1284640), (16317, 1269760), (16576, 1249920), (17205, 1204224), (17360, 1193472), (17640, 1174528), (17760, 1166592), (17856, 1160320), (17920, 1156176), (18130, 1142784), (18228, 1136640), (18352, 1128960), (18432, 1124060), (18648, 1111040), (18816, 1101120), (18944, 1093680), (19530, 1060864), (19840, 1044288), (20160, 1027712), (20480, 1011654), (20646, 1003520), (20720, 999936), (20832, 994560), (21312, 972160), (21504, 963480), (21756, 952320), (22320, 928256), (22785, 909312), (22940, 903168), (23040, 899248), (23310, 888832), (23520, 880896), (23680, 874944), (23808, 870240), (24087, 860160), (24304, 852480), (24576, 843045), (24864, 833280), (25088, 825840), (26040, 795648), (26640, 777728), (26880, 770784), (27195, 761856), (27342, 757760), (27528, 752640), (27776, 745920), (28224, 734080), (28416, 729120), (28672, 722610), (29008, 714240), (29760, 696192), (30380, 681984), (30720, 674436), (31080, 666624), (31248, 663040), (31360, 660672), (31744, 652680), (32116, 645120), (32256, 642320), (32634, 634880), (33152, 624960), (34410, 602112), (34720, 596736), (35280, 587264), (35520, 583296), (35712, 580160), (35840, 578088), (36260, 571392), (36456, 568320), (36704, 564480), (36864, 562030), (37296, 555520), (37632, 550560), (37888, 546840), (39060, 530432), (39680, 522144), (40145, 516096), (40320, 513856), (40960, 505827), (41292, 501760), (41440, 499968), (41664, 497280), (42624, 486080), (43008, 481740), (43512, 476160), (44640, 464128), (45570, 454656), (45880, 451584), (46080, 449624), (46620, 444416), (47040, 440448), (47360, 437472), (47616, 435120), (48174, 430080), (48608, 426240), (49728, 416640), (50176, 412920), (51615, 401408), (52080, 397824), (53280, 388864), (53760, 385392), (54390, 380928), (54684, 378880), (55056, 376320), (55552, 372960), (56203, 368640), (56448, 367040), (56832, 364560), (57344, 361305), (58016, 357120), (59520, 348096), (60760, 340992), (61440, 337218), (62160, 333312), (62496, 331520), (62720, 330336), (63488, 326340), (64232, 322560), (64512, 321160), (65268, 317440), (66304, 312480), (68355, 303104), (68820, 301056), (69440, 298368), (70560, 293632), (71040, 291648), (71424, 290080), (71680, 289044), (72261, 286720), (72520, 285696), (72912, 284160), (73408, 282240), (73728, 281015), (74592, 277760), (75264, 275280), (75776, 273420), (78120, 265216), (79360, 261072), (80290, 258048), (80640, 256928), (81585, 253952), (82584, 250880), (82880, 249984), (83328, 248640), (85248, 243040), (86016, 240870), (87024, 238080), (89280, 232064), (91140, 227328), (91760, 225792), (92160, 224812), (93240, 222208), (94080, 220224), (94720, 218736), (95232, 217560), (96348, 215040), (97216, 213120), (99456, 208320), (100352, 206460), (103230, 200704), (104160, 198912), (106560, 194432), (107520, 192696), (108780, 190464), (109368, 189440), (110112, 188160), (111104, 186480), (112406, 184320), (112896, 183520), (113664, 182280), (116032, 178560), (119040, 174048), (120435, 172032), (121520, 170496), (122880, 168609), (124320, 166656), (124992, 165760), (125440, 165168), (126976, 163170), (128464, 161280), (129024, 160580), (130536, 158720), (132608, 156240), (136710, 151552), (137640, 150528), (138880, 149184), (141120, 146816), (142080, 145824), (142848, 145040), (143360, 144522)]