20504689920

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 864

約数和(自身を含む): 86621318784

約数和(自身を除く): 66116628864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 64, 65, 66, 72, 78, 80, 81, 88, 90, 96, 99, 104, 108, 110, 117, 120, 128, 130, 132, 135, 143, 144, 156, 160, 162, 165, 176, 180, 192, 195, 198, 208, 216, 220, 234, 240, 243, 256, 260, 264, 270, 286, 288, 297, 312, 320, 324, 330, 351, 352, 360, 384, 390, 396, 405, 416, 429, 432, 440, 461, 468, 480, 486, 495, 520, 528, 540, 572, 576, 585, 594, 624, 640, 648, 660, 702, 704, 715, 720, 768, 780, 792, 810, 832, 858, 864, 880, 891, 922, 936, 960, 972, 990, 1040, 1053, 1056, 1080, 1144, 1152, 1170, 1188, 1215, 1248, 1280, 1287, 1296, 1320, 1383, 1404, 1408, 1430, 1440, 1485, 1560, 1584, 1620, 1664, 1716, 1728, 1755, 1760, 1782, 1844, 1872, 1920, 1944, 1980, 2080, 2106, 2112, 2145, 2160, 2288, 2304, 2305, 2340, 2376, 2430, 2496, 2574, 2592, 2640, 2673, 2766, 2808, 2816, 2860, 2880, 2970, 3120, 3159, 3168, 3240, 3328, 3432, 3456, 3510, 3520, 3564, 3688, 3744, 3840, 3861, 3888, 3960, 4149, 4160, 4212, 4224, 4290, 4320, 4455, 4576, 4610, 4680, 4752, 4860, 4992, 5071, 5148, 5184, 5265, 5280, 5346, 5532, 5616, 5720, 5760, 5940, 5993, 6240, 6318, 6336, 6435, 6480, 6864, 6912, 6915, 7020, 7040, 7128, 7376, 7488, 7722, 7776, 7920, 8298, 8320, 8424, 8448, 8580, 8640, 8910, 9152, 9220, 9360, 9504, 9720, 9984, 10142, 10296, 10368, 10530, 10560, 10692, 11064, 11232, 11440, 11520, 11583, 11880, 11986, 12447, 12480, 12636, 12672, 12870, 12960, 13365, 13728, 13830, 14040, 14080, 14256, 14752, 14976, 15213, 15444, 15552, 15795, 15840, 16596, 16640, 16848, 17160, 17280, 17820, 17979, 18304, 18440, 18720, 19008, 19305, 19440, 20284, 20592, 20736, 20745, 21060, 21120, 21384, 22128, 22464, 22880, 23166, 23760, 23972, 24894, 24960, 25272, 25344, 25355, 25740, 25920, 26730, 27456, 27660, 28080, 28512, 29504, 29952, 29965, 30426, 30888, 31104, 31590, 31680, 33192, 33696, 34320, 34560, 34749, 35640, 35958, 36608, 36880, 37341, 37440, 38016, 38610, 38880, 40568, 41184, 41490, 42120, 42240, 42768, 44256, 44928, 45639, 45760, 46332, 47520, 47944, 49788, 49920, 50544, 50710, 51480, 51840, 53460, 53937, 54912, 55320, 56160, 57024, 57915, 59008, 59930, 60852, 61776, 62208, 62235, 63180, 63360, 65923, 66384, 67392, 68640, 69498, 71280, 71916, 73760, 74682, 74880, 76032, 76065, 77220, 77760, 81136, 82368, 82980, 84240, 85536, 88512, 89856, 89895, 91278, 91520, 92664, 95040, 95888, 99576, 101088, 101420, 102960, 103680, 106920, 107874, 109824, 110640, 112023, 112320, 114048, 115830, 118016, 119860, 121704, 123552, 124470, 126360, 126720, 131846, 132768, 134784, 136917, 137280, 138996, 142560, 143832, 147520, 149364, 149760, 152130, 154440, 155520, 161811, 162272, 164736, 165960, 168480, 171072, 173745, 177024, 179790, 182556, 183040, 185328, 186705, 190080, 191776, 197769, 199152, 202176, 202840, 205920, 213840, 215748, 221280, 224046, 224640, 228096, 228195, 231660, 239720, 243408, 247104, 248940, 252720, 263692, 265536, 269568, 269685, 273834, 274560, 277992, 285120, 287664, 295040, 298728, 304260, 308880, 311040, 323622, 324544, 329472, 329615, 331920, 336960, 342144, 347490, 354048, 359580, 365112, 370656, 373410, 380160, 383552, 395538, 398304, 404352, 405680, 410751, 411840, 427680, 431496, 442560, 448092, 449280, 456390, 463320, 479440, 485433, 486816, 494208, 497880, 505440, 527384, 531072, 539370, 547668, 549120, 555984, 560115, 570240, 575328, 590080, 593307, 597456, 608520, 617760, 647244, 649088, 659230, 663840, 673920, 684288, 684585, 694980, 719160, 730224, 741312, 746820, 767104, 791076, 796608, 808704, 809055, 811360, 821502, 823680, 855360, 862992, 885120, 896184, 912780, 926640, 958880, 970866, 973632, 988416, 988845, 995760, 1010880, 1054768, 1062144, 1078740, 1095336, 1111968, 1120230, 1140480, 1150656, 1186614, 1194912, 1217040, 1232253, 1235520, 1294488, 1298176, 1318460, 1327680, 1347840, 1369170, 1389960, 1438320, 1456299, 1460448, 1482624, 1493640, 1534208, 1582152, 1593216, 1618110, 1622720, 1643004, 1647360, 1710720, 1725984, 1770240, 1779921, 1792368, 1825560, 1853280, 1917760, 1941732, 1947264, 1977690, 1991520, 2021760, 2053755, 2109536, 2157480, 2190672, 2223936, 2240460, 2301312, 2373228, 2389824, 2427165, 2434080, 2464506, 2471040, 2588976, 2636920, 2655360, 2738340, 2779920, 2876640, 2912598, 2920896, 2965248, 2966535, 2987280, 3164304, 3186432, 3236220, 3245440, 3286008, 3421440, 3451968, 3559842, 3584736, 3651120, 3706560, 3835520, 3883464, 3894528, 3955380, 3983040, 4043520, 4107510, 4219072, 4314960, 4381344, 4447872, 4480920, 4602624, 4746456, 4779648, 4854330, 4868160, 4929012, 4942080, 5177952, 5273840, 5310720, 5339763, 5476680, 5559840, 5753280, 5825196, 5841792, 5933070, 5974560, 6161265, 6328608, 6472440, 6490880, 6572016, 6903936, 7119684, 7169472, 7281495, 7302240, 7413120, 7671040, 7766928, 7910760, 7966080, 8215020, 8438144, 8629920, 8762688, 8895744, 8899605, 8961840, 9492912, 9559296, 9708660, 9736320, 9858024, 10355904, 10547680, 10679526, 10953360, 11119680, 11506560, 11650392, 11683584, 11866140, 11949120, 12322530, 12657216, 12944880, 13144032, 13807872, 14239368, 14338944, 14562990, 14604480, 14826240, 15533856, 15821520, 15932160, 16019289, 16430040, 16876288, 17259840, 17525376, 17799210, 17923680, 18985824, 19417320, 19472640, 19716048, 20711808, 21095360, 21359052, 21906720, 22239360, 23013120, 23300784, 23732280, 23898240, 24645060, 25314432, 25889760, 26288064, 26698815, 28478736, 28677888, 29125980, 29208960, 31067712, 31643040, 32038578, 32860080, 34519680, 35050752, 35598420, 35847360, 37971648, 38834640, 39432096, 41423616, 42190720, 42718104, 43813440, 44478720, 46601568, 47464560, 47796480, 49290120, 50628864, 51779520, 52576128, 53397630, 56957472, 58251960, 58417920, 62135424, 63286080, 64077156, 65720160, 69039360, 71196840, 71694720, 75943296, 77669280, 78864192, 80096445, 84381440, 85436208, 87626880, 93203136, 94929120, 98580240, 103559040, 105152256, 106795260, 113914944, 116503920, 124270848, 126572160, 128154312, 131440320, 142393680, 143389440, 151886592, 155338560, 157728384, 160192890, 170872416, 175253760, 186406272, 189858240, 197160480, 207118080, 213590520, 227829888, 233007840, 253144320, 256308624, 262880640, 284787360, 310677120, 315456768, 320385780, 341744832, 372812544, 379716480, 394320960, 427181040, 455659776, 466015680, 512617248, 525761280, 569574720, 621354240, 640771560, 683489664, 759432960, 788641920, 854362080, 932031360, 1025234496, 1139149440, 1281543120, 1366979328, 1577283840, 1708724160, 1864062720, 2050468992, 2278298880, 2563086240, 3417448320, 4100937984, 5126172480, 6834896640, 10252344960, 20504689920]

約数ペア:

[(1, 20504689920), (2, 10252344960), (3, 6834896640), (4, 5126172480), (5, 4100937984), (6, 3417448320), (8, 2563086240), (9, 2278298880), (10, 2050468992), (11, 1864062720), (12, 1708724160), (13, 1577283840), (15, 1366979328), (16, 1281543120), (18, 1139149440), (20, 1025234496), (22, 932031360), (24, 854362080), (26, 788641920), (27, 759432960), (30, 683489664), (32, 640771560), (33, 621354240), (36, 569574720), (39, 525761280), (40, 512617248), (44, 466015680), (45, 455659776), (48, 427181040), (52, 394320960), (54, 379716480), (55, 372812544), (60, 341744832), (64, 320385780), (65, 315456768), (66, 310677120), (72, 284787360), (78, 262880640), (80, 256308624), (81, 253144320), (88, 233007840), (90, 227829888), (96, 213590520), (99, 207118080), (104, 197160480), (108, 189858240), (110, 186406272), (117, 175253760), (120, 170872416), (128, 160192890), (130, 157728384), (132, 155338560), (135, 151886592), (143, 143389440), (144, 142393680), (156, 131440320), (160, 128154312), (162, 126572160), (165, 124270848), (176, 116503920), (180, 113914944), (192, 106795260), (195, 105152256), (198, 103559040), (208, 98580240), (216, 94929120), (220, 93203136), (234, 87626880), (240, 85436208), (243, 84381440), (256, 80096445), (260, 78864192), (264, 77669280), (270, 75943296), (286, 71694720), (288, 71196840), (297, 69039360), (312, 65720160), (320, 64077156), (324, 63286080), (330, 62135424), (351, 58417920), (352, 58251960), (360, 56957472), (384, 53397630), (390, 52576128), (396, 51779520), (405, 50628864), (416, 49290120), (429, 47796480), (432, 47464560), (440, 46601568), (461, 44478720), (468, 43813440), (480, 42718104), (486, 42190720), (495, 41423616), (520, 39432096), (528, 38834640), (540, 37971648), (572, 35847360), (576, 35598420), (585, 35050752), (594, 34519680), (624, 32860080), (640, 32038578), (648, 31643040), (660, 31067712), (702, 29208960), (704, 29125980), (715, 28677888), (720, 28478736), (768, 26698815), (780, 26288064), (792, 25889760), (810, 25314432), (832, 24645060), (858, 23898240), (864, 23732280), (880, 23300784), (891, 23013120), (922, 22239360), (936, 21906720), (960, 21359052), (972, 21095360), (990, 20711808), (1040, 19716048), (1053, 19472640), (1056, 19417320), (1080, 18985824), (1144, 17923680), (1152, 17799210), (1170, 17525376), (1188, 17259840), (1215, 16876288), (1248, 16430040), (1280, 16019289), (1287, 15932160), (1296, 15821520), (1320, 15533856), (1383, 14826240), (1404, 14604480), (1408, 14562990), (1430, 14338944), (1440, 14239368), (1485, 13807872), (1560, 13144032), (1584, 12944880), (1620, 12657216), (1664, 12322530), (1716, 11949120), (1728, 11866140), (1755, 11683584), (1760, 11650392), (1782, 11506560), (1844, 11119680), (1872, 10953360), (1920, 10679526), (1944, 10547680), (1980, 10355904), (2080, 9858024), (2106, 9736320), (2112, 9708660), (2145, 9559296), (2160, 9492912), (2288, 8961840), (2304, 8899605), (2305, 8895744), (2340, 8762688), (2376, 8629920), (2430, 8438144), (2496, 8215020), (2574, 7966080), (2592, 7910760), (2640, 7766928), (2673, 7671040), (2766, 7413120), (2808, 7302240), (2816, 7281495), (2860, 7169472), (2880, 7119684), (2970, 6903936), (3120, 6572016), (3159, 6490880), (3168, 6472440), (3240, 6328608), (3328, 6161265), (3432, 5974560), (3456, 5933070), (3510, 5841792), (3520, 5825196), (3564, 5753280), (3688, 5559840), (3744, 5476680), (3840, 5339763), (3861, 5310720), (3888, 5273840), (3960, 5177952), (4149, 4942080), (4160, 4929012), (4212, 4868160), (4224, 4854330), (4290, 4779648), (4320, 4746456), (4455, 4602624), (4576, 4480920), (4610, 4447872), (4680, 4381344), (4752, 4314960), (4860, 4219072), (4992, 4107510), (5071, 4043520), (5148, 3983040), (5184, 3955380), (5265, 3894528), (5280, 3883464), (5346, 3835520), (5532, 3706560), (5616, 3651120), (5720, 3584736), (5760, 3559842), (5940, 3451968), (5993, 3421440), (6240, 3286008), (6318, 3245440), (6336, 3236220), (6435, 3186432), (6480, 3164304), (6864, 2987280), (6912, 2966535), (6915, 2965248), (7020, 2920896), (7040, 2912598), (7128, 2876640), (7376, 2779920), (7488, 2738340), (7722, 2655360), (7776, 2636920), (7920, 2588976), (8298, 2471040), (8320, 2464506), (8424, 2434080), (8448, 2427165), (8580, 2389824), (8640, 2373228), (8910, 2301312), (9152, 2240460), (9220, 2223936), (9360, 2190672), (9504, 2157480), (9720, 2109536), (9984, 2053755), (10142, 2021760), (10296, 1991520), (10368, 1977690), (10530, 1947264), (10560, 1941732), (10692, 1917760), (11064, 1853280), (11232, 1825560), (11440, 1792368), (11520, 1779921), (11583, 1770240), (11880, 1725984), (11986, 1710720), (12447, 1647360), (12480, 1643004), (12636, 1622720), (12672, 1618110), (12870, 1593216), (12960, 1582152), (13365, 1534208), (13728, 1493640), (13830, 1482624), (14040, 1460448), (14080, 1456299), (14256, 1438320), (14752, 1389960), (14976, 1369170), (15213, 1347840), (15444, 1327680), (15552, 1318460), (15795, 1298176), (15840, 1294488), (16596, 1235520), (16640, 1232253), (16848, 1217040), (17160, 1194912), (17280, 1186614), (17820, 1150656), (17979, 1140480), (18304, 1120230), (18440, 1111968), (18720, 1095336), (19008, 1078740), (19305, 1062144), (19440, 1054768), (20284, 1010880), (20592, 995760), (20736, 988845), (20745, 988416), (21060, 973632), (21120, 970866), (21384, 958880), (22128, 926640), (22464, 912780), (22880, 896184), (23166, 885120), (23760, 862992), (23972, 855360), (24894, 823680), (24960, 821502), (25272, 811360), (25344, 809055), (25355, 808704), (25740, 796608), (25920, 791076), (26730, 767104), (27456, 746820), (27660, 741312), (28080, 730224), (28512, 719160), (29504, 694980), (29952, 684585), (29965, 684288), (30426, 673920), (30888, 663840), (31104, 659230), (31590, 649088), (31680, 647244), (33192, 617760), (33696, 608520), (34320, 597456), (34560, 593307), (34749, 590080), (35640, 575328), (35958, 570240), (36608, 560115), (36880, 555984), (37341, 549120), (37440, 547668), (38016, 539370), (38610, 531072), (38880, 527384), (40568, 505440), (41184, 497880), (41490, 494208), (42120, 486816), (42240, 485433), (42768, 479440), (44256, 463320), (44928, 456390), (45639, 449280), (45760, 448092), (46332, 442560), (47520, 431496), (47944, 427680), (49788, 411840), (49920, 410751), (50544, 405680), (50710, 404352), (51480, 398304), (51840, 395538), (53460, 383552), (53937, 380160), (54912, 373410), (55320, 370656), (56160, 365112), (57024, 359580), (57915, 354048), (59008, 347490), (59930, 342144), (60852, 336960), (61776, 331920), (62208, 329615), (62235, 329472), (63180, 324544), (63360, 323622), (65923, 311040), (66384, 308880), (67392, 304260), (68640, 298728), (69498, 295040), (71280, 287664), (71916, 285120), (73760, 277992), (74682, 274560), (74880, 273834), (76032, 269685), (76065, 269568), (77220, 265536), (77760, 263692), (81136, 252720), (82368, 248940), (82980, 247104), (84240, 243408), (85536, 239720), (88512, 231660), (89856, 228195), (89895, 228096), (91278, 224640), (91520, 224046), (92664, 221280), (95040, 215748), (95888, 213840), (99576, 205920), (101088, 202840), (101420, 202176), (102960, 199152), (103680, 197769), (106920, 191776), (107874, 190080), (109824, 186705), (110640, 185328), (112023, 183040), (112320, 182556), (114048, 179790), (115830, 177024), (118016, 173745), (119860, 171072), (121704, 168480), (123552, 165960), (124470, 164736), (126360, 162272), (126720, 161811), (131846, 155520), (132768, 154440), (134784, 152130), (136917, 149760), (137280, 149364), (138996, 147520), (142560, 143832)]