20278056960

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:143

約数の個数: 864

約数和(自身を含む): 87068610720

約数和(自身を除く): 66790553760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 43, 45, 48, 51, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 86, 90, 96, 102, 105, 112, 119, 120, 126, 128, 129, 136, 140, 144, 153, 160, 168, 170, 172, 180, 192, 204, 210, 215, 224, 238, 240, 252, 255, 256, 258, 272, 280, 288, 301, 306, 315, 320, 336, 340, 344, 357, 360, 384, 387, 408, 420, 430, 448, 476, 480, 504, 510, 512, 516, 544, 560, 576, 595, 602, 612, 630, 640, 645, 672, 680, 688, 714, 720, 731, 765, 768, 774, 816, 840, 860, 896, 903, 952, 960, 1008, 1020, 1024, 1032, 1071, 1088, 1120, 1152, 1190, 1204, 1224, 1260, 1280, 1290, 1344, 1360, 1376, 1428, 1440, 1462, 1505, 1530, 1536, 1548, 1632, 1680, 1720, 1785, 1792, 1806, 1849, 1904, 1920, 1935, 2016, 2040, 2048, 2064, 2142, 2176, 2193, 2240, 2304, 2380, 2408, 2448, 2520, 2560, 2580, 2688, 2709, 2720, 2752, 2856, 2880, 2924, 3010, 3060, 3072, 3096, 3264, 3360, 3440, 3570, 3584, 3612, 3655, 3698, 3808, 3840, 3870, 4032, 4080, 4128, 4284, 4352, 4386, 4480, 4515, 4608, 4760, 4816, 4896, 5040, 5117, 5120, 5160, 5355, 5376, 5418, 5440, 5504, 5547, 5712, 5760, 5848, 6020, 6120, 6144, 6192, 6528, 6579, 6720, 6880, 7140, 7168, 7224, 7310, 7396, 7616, 7680, 7740, 8064, 8160, 8256, 8568, 8704, 8772, 8960, 9030, 9216, 9245, 9520, 9632, 9792, 10080, 10234, 10240, 10320, 10710, 10752, 10836, 10880, 10965, 11008, 11094, 11424, 11520, 11696, 12040, 12240, 12384, 12943, 13056, 13158, 13440, 13545, 13760, 14280, 14336, 14448, 14620, 14792, 15232, 15351, 15360, 15480, 16128, 16320, 16512, 16641, 17136, 17408, 17544, 17920, 18060, 18432, 18490, 19040, 19264, 19584, 20160, 20468, 20640, 21420, 21504, 21672, 21760, 21930, 22016, 22188, 22848, 23040, 23392, 24080, 24480, 24768, 25585, 25886, 26112, 26316, 26880, 27090, 27520, 27735, 28560, 28896, 29240, 29584, 30464, 30702, 30720, 30960, 31433, 32256, 32640, 32895, 33024, 33282, 34272, 34816, 35088, 35840, 36120, 36980, 38080, 38528, 38829, 39168, 40320, 40936, 41280, 42840, 43008, 43344, 43520, 43860, 44032, 44376, 45696, 46053, 46080, 46784, 48160, 48960, 49536, 51170, 51772, 52224, 52632, 53760, 54180, 55040, 55470, 57120, 57792, 58480, 59168, 60928, 61404, 61920, 62866, 64512, 64715, 65280, 65790, 66048, 66564, 68544, 70176, 71680, 72240, 73960, 76160, 76755, 77056, 77658, 78336, 80640, 81872, 82560, 83205, 85680, 86688, 87040, 87720, 88064, 88752, 91392, 92106, 92160, 93568, 94299, 96320, 97920, 99072, 102340, 103544, 104448, 105264, 107520, 108360, 110080, 110940, 114240, 115584, 116487, 116960, 118336, 121856, 122808, 123840, 125732, 129024, 129430, 130560, 131580, 132096, 133128, 137088, 140352, 144480, 147920, 152320, 153510, 154112, 155316, 156672, 157165, 161280, 163744, 165120, 166410, 171360, 173376, 174080, 175440, 177504, 182784, 184212, 187136, 188598, 192640, 194145, 195840, 198144, 204680, 207088, 210528, 215040, 216720, 220031, 220160, 221880, 228480, 230265, 231168, 232974, 233920, 236672, 243712, 245616, 247680, 251464, 258860, 261120, 263160, 264192, 266256, 274176, 280704, 282897, 288960, 295840, 304640, 307020, 308224, 310632, 313344, 314330, 322560, 327488, 330240, 332820, 342720, 346752, 350880, 355008, 365568, 368424, 374272, 377196, 385280, 388290, 391680, 396288, 409360, 414176, 421056, 433440, 440062, 440320, 443760, 456960, 460530, 462336, 465948, 467840, 471495, 473344, 491232, 495360, 502928, 517720, 522240, 526320, 532512, 548352, 561408, 565794, 577920, 582435, 591680, 609280, 614040, 616448, 621264, 628660, 645120, 654976, 660093, 660480, 665640, 685440, 693504, 701760, 710016, 731136, 736848, 748544, 754392, 770560, 776580, 783360, 792576, 818720, 828352, 842112, 866880, 880124, 887520, 913920, 921060, 924672, 931896, 935680, 942990, 946688, 982464, 990720, 1005856, 1035440, 1052640, 1065024, 1096704, 1100155, 1122816, 1131588, 1155840, 1164870, 1183360, 1218560, 1228080, 1242528, 1257320, 1309952, 1320186, 1320960, 1331280, 1370880, 1387008, 1403520, 1414485, 1420032, 1473696, 1497088, 1508784, 1541120, 1553160, 1566720, 1637440, 1656704, 1684224, 1733760, 1760248, 1775040, 1827840, 1842120, 1849344, 1863792, 1871360, 1885980, 1893376, 1964928, 1980279, 1981440, 2011712, 2070880, 2105280, 2130048, 2193408, 2200310, 2245632, 2263176, 2311680, 2329740, 2366720, 2456160, 2485056, 2514640, 2619904, 2640372, 2662560, 2741760, 2774016, 2807040, 2828970, 2840064, 2947392, 3017568, 3082240, 3106320, 3274880, 3300465, 3313408, 3368448, 3467520, 3520496, 3550080, 3655680, 3684240, 3727584, 3742720, 3771960, 3786752, 3929856, 3960558, 3962880, 4023424, 4141760, 4210560, 4260096, 4400620, 4491264, 4526352, 4623360, 4659480, 4733440, 4912320, 4970112, 5029280, 5239808, 5280744, 5325120, 5483520, 5548032, 5614080, 5657940, 5680128, 5894784, 6035136, 6212640, 6549760, 6600930, 6626816, 6736896, 6935040, 7040992, 7100160, 7368480, 7455168, 7485440, 7543920, 7859712, 7921116, 8046848, 8283520, 8421120, 8520192, 8801240, 9052704, 9246720, 9318960, 9466880, 9824640, 9901395, 9940224, 10058560, 10479616, 10561488, 10650240, 10967040, 11228160, 11315880, 11360256, 11789568, 12070272, 12425280, 13099520, 13201860, 13253632, 13473792, 13870080, 14081984, 14200320, 14736960, 14910336, 15087840, 15719424, 15842232, 16093696, 16567040, 16842240, 17040384, 17602480, 18105408, 18637920, 18933760, 19649280, 19802790, 19880448, 20117120, 21122976, 21300480, 22456320, 22631760, 23579136, 24140544, 24850560, 26199040, 26403720, 26507264, 27740160, 28163968, 28400640, 29473920, 29820672, 30175680, 31438848, 31684464, 32187392, 33134080, 33684480, 34080768, 35204960, 36210816, 37275840, 39298560, 39605580, 39760896, 40234240, 42245952, 42600960, 45263520, 47158272, 48281088, 49701120, 52398080, 52807440, 56327936, 56801280, 58947840, 59641344, 60351360, 63368928, 64374784, 66268160, 67368960, 70409920, 72421632, 74551680, 78597120, 79211160, 79521792, 80468480, 84491904, 85201920, 90527040, 94316544, 96562176, 99402240, 105614880, 112655872, 117895680, 119282688, 120702720, 126737856, 132536320, 140819840, 144843264, 149103360, 157194240, 158422320, 160936960, 168983808, 170403840, 181054080, 193124352, 198804480, 211229760, 225311744, 235791360, 238565376, 241405440, 253475712, 281639680, 289686528, 298206720, 316844640, 321873920, 337967616, 362108160, 397608960, 422459520, 450623488, 471582720, 482810880, 506951424, 563279360, 579373056, 596413440, 633689280, 675935232, 724216320, 844919040, 965621760, 1013902848, 1126558720, 1192826880, 1267378560, 1351870464, 1448432640, 1689838080, 2027805696, 2253117440, 2534757120, 2896865280, 3379676160, 4055611392, 5069514240, 6759352320, 10139028480, 20278056960]

約数ペア:

[(1, 20278056960), (2, 10139028480), (3, 6759352320), (4, 5069514240), (5, 4055611392), (6, 3379676160), (7, 2896865280), (8, 2534757120), (9, 2253117440), (10, 2027805696), (12, 1689838080), (14, 1448432640), (15, 1351870464), (16, 1267378560), (17, 1192826880), (18, 1126558720), (20, 1013902848), (21, 965621760), (24, 844919040), (28, 724216320), (30, 675935232), (32, 633689280), (34, 596413440), (35, 579373056), (36, 563279360), (40, 506951424), (42, 482810880), (43, 471582720), (45, 450623488), (48, 422459520), (51, 397608960), (56, 362108160), (60, 337967616), (63, 321873920), (64, 316844640), (68, 298206720), (70, 289686528), (72, 281639680), (80, 253475712), (84, 241405440), (85, 238565376), (86, 235791360), (90, 225311744), (96, 211229760), (102, 198804480), (105, 193124352), (112, 181054080), (119, 170403840), (120, 168983808), (126, 160936960), (128, 158422320), (129, 157194240), (136, 149103360), (140, 144843264), (144, 140819840), (153, 132536320), (160, 126737856), (168, 120702720), (170, 119282688), (172, 117895680), (180, 112655872), (192, 105614880), (204, 99402240), (210, 96562176), (215, 94316544), (224, 90527040), (238, 85201920), (240, 84491904), (252, 80468480), (255, 79521792), (256, 79211160), (258, 78597120), (272, 74551680), (280, 72421632), (288, 70409920), (301, 67368960), (306, 66268160), (315, 64374784), (320, 63368928), (336, 60351360), (340, 59641344), (344, 58947840), (357, 56801280), (360, 56327936), (384, 52807440), (387, 52398080), (408, 49701120), (420, 48281088), (430, 47158272), (448, 45263520), (476, 42600960), (480, 42245952), (504, 40234240), (510, 39760896), (512, 39605580), (516, 39298560), (544, 37275840), (560, 36210816), (576, 35204960), (595, 34080768), (602, 33684480), (612, 33134080), (630, 32187392), (640, 31684464), (645, 31438848), (672, 30175680), (680, 29820672), (688, 29473920), (714, 28400640), (720, 28163968), (731, 27740160), (765, 26507264), (768, 26403720), (774, 26199040), (816, 24850560), (840, 24140544), (860, 23579136), (896, 22631760), (903, 22456320), (952, 21300480), (960, 21122976), (1008, 20117120), (1020, 19880448), (1024, 19802790), (1032, 19649280), (1071, 18933760), (1088, 18637920), (1120, 18105408), (1152, 17602480), (1190, 17040384), (1204, 16842240), (1224, 16567040), (1260, 16093696), (1280, 15842232), (1290, 15719424), (1344, 15087840), (1360, 14910336), (1376, 14736960), (1428, 14200320), (1440, 14081984), (1462, 13870080), (1505, 13473792), (1530, 13253632), (1536, 13201860), (1548, 13099520), (1632, 12425280), (1680, 12070272), (1720, 11789568), (1785, 11360256), (1792, 11315880), (1806, 11228160), (1849, 10967040), (1904, 10650240), (1920, 10561488), (1935, 10479616), (2016, 10058560), (2040, 9940224), (2048, 9901395), (2064, 9824640), (2142, 9466880), (2176, 9318960), (2193, 9246720), (2240, 9052704), (2304, 8801240), (2380, 8520192), (2408, 8421120), (2448, 8283520), (2520, 8046848), (2560, 7921116), (2580, 7859712), (2688, 7543920), (2709, 7485440), (2720, 7455168), (2752, 7368480), (2856, 7100160), (2880, 7040992), (2924, 6935040), (3010, 6736896), (3060, 6626816), (3072, 6600930), (3096, 6549760), (3264, 6212640), (3360, 6035136), (3440, 5894784), (3570, 5680128), (3584, 5657940), (3612, 5614080), (3655, 5548032), (3698, 5483520), (3808, 5325120), (3840, 5280744), (3870, 5239808), (4032, 5029280), (4080, 4970112), (4128, 4912320), (4284, 4733440), (4352, 4659480), (4386, 4623360), (4480, 4526352), (4515, 4491264), (4608, 4400620), (4760, 4260096), (4816, 4210560), (4896, 4141760), (5040, 4023424), (5117, 3962880), (5120, 3960558), (5160, 3929856), (5355, 3786752), (5376, 3771960), (5418, 3742720), (5440, 3727584), (5504, 3684240), (5547, 3655680), (5712, 3550080), (5760, 3520496), (5848, 3467520), (6020, 3368448), (6120, 3313408), (6144, 3300465), (6192, 3274880), (6528, 3106320), (6579, 3082240), (6720, 3017568), (6880, 2947392), (7140, 2840064), (7168, 2828970), (7224, 2807040), (7310, 2774016), (7396, 2741760), (7616, 2662560), (7680, 2640372), (7740, 2619904), (8064, 2514640), (8160, 2485056), (8256, 2456160), (8568, 2366720), (8704, 2329740), (8772, 2311680), (8960, 2263176), (9030, 2245632), (9216, 2200310), (9245, 2193408), (9520, 2130048), (9632, 2105280), (9792, 2070880), (10080, 2011712), (10234, 1981440), (10240, 1980279), (10320, 1964928), (10710, 1893376), (10752, 1885980), (10836, 1871360), (10880, 1863792), (10965, 1849344), (11008, 1842120), (11094, 1827840), (11424, 1775040), (11520, 1760248), (11696, 1733760), (12040, 1684224), (12240, 1656704), (12384, 1637440), (12943, 1566720), (13056, 1553160), (13158, 1541120), (13440, 1508784), (13545, 1497088), (13760, 1473696), (14280, 1420032), (14336, 1414485), (14448, 1403520), (14620, 1387008), (14792, 1370880), (15232, 1331280), (15351, 1320960), (15360, 1320186), (15480, 1309952), (16128, 1257320), (16320, 1242528), (16512, 1228080), (16641, 1218560), (17136, 1183360), (17408, 1164870), (17544, 1155840), (17920, 1131588), (18060, 1122816), (18432, 1100155), (18490, 1096704), (19040, 1065024), (19264, 1052640), (19584, 1035440), (20160, 1005856), (20468, 990720), (20640, 982464), (21420, 946688), (21504, 942990), (21672, 935680), (21760, 931896), (21930, 924672), (22016, 921060), (22188, 913920), (22848, 887520), (23040, 880124), (23392, 866880), (24080, 842112), (24480, 828352), (24768, 818720), (25585, 792576), (25886, 783360), (26112, 776580), (26316, 770560), (26880, 754392), (27090, 748544), (27520, 736848), (27735, 731136), (28560, 710016), (28896, 701760), (29240, 693504), (29584, 685440), (30464, 665640), (30702, 660480), (30720, 660093), (30960, 654976), (31433, 645120), (32256, 628660), (32640, 621264), (32895, 616448), (33024, 614040), (33282, 609280), (34272, 591680), (34816, 582435), (35088, 577920), (35840, 565794), (36120, 561408), (36980, 548352), (38080, 532512), (38528, 526320), (38829, 522240), (39168, 517720), (40320, 502928), (40936, 495360), (41280, 491232), (42840, 473344), (43008, 471495), (43344, 467840), (43520, 465948), (43860, 462336), (44032, 460530), (44376, 456960), (45696, 443760), (46053, 440320), (46080, 440062), (46784, 433440), (48160, 421056), (48960, 414176), (49536, 409360), (51170, 396288), (51772, 391680), (52224, 388290), (52632, 385280), (53760, 377196), (54180, 374272), (55040, 368424), (55470, 365568), (57120, 355008), (57792, 350880), (58480, 346752), (59168, 342720), (60928, 332820), (61404, 330240), (61920, 327488), (62866, 322560), (64512, 314330), (64715, 313344), (65280, 310632), (65790, 308224), (66048, 307020), (66564, 304640), (68544, 295840), (70176, 288960), (71680, 282897), (72240, 280704), (73960, 274176), (76160, 266256), (76755, 264192), (77056, 263160), (77658, 261120), (78336, 258860), (80640, 251464), (81872, 247680), (82560, 245616), (83205, 243712), (85680, 236672), (86688, 233920), (87040, 232974), (87720, 231168), (88064, 230265), (88752, 228480), (91392, 221880), (92106, 220160), (92160, 220031), (93568, 216720), (94299, 215040), (96320, 210528), (97920, 207088), (99072, 204680), (102340, 198144), (103544, 195840), (104448, 194145), (105264, 192640), (107520, 188598), (108360, 187136), (110080, 184212), (110940, 182784), (114240, 177504), (115584, 175440), (116487, 174080), (116960, 173376), (118336, 171360), (121856, 166410), (122808, 165120), (123840, 163744), (125732, 161280), (129024, 157165), (129430, 156672), (130560, 155316), (131580, 154112), (132096, 153510), (133128, 152320), (137088, 147920), (140352, 144480)]