28197781920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 864

約数和(自身を含む): 123183365760

約数和(自身を除く): 94985583840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 61, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 121, 122, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 183, 198, 210, 220, 224, 231, 240, 242, 244, 252, 264, 280, 288, 305, 308, 315, 330, 336, 352, 360, 363, 366, 379, 385, 396, 420, 427, 440, 462, 480, 484, 488, 495, 504, 528, 549, 560, 605, 610, 616, 630, 660, 671, 672, 693, 720, 726, 732, 758, 770, 792, 840, 847, 854, 880, 915, 924, 968, 976, 990, 1008, 1056, 1089, 1098, 1120, 1137, 1155, 1210, 1220, 1232, 1260, 1281, 1320, 1342, 1386, 1440, 1452, 1464, 1516, 1540, 1584, 1680, 1694, 1708, 1760, 1815, 1830, 1848, 1895, 1936, 1952, 1980, 2013, 2016, 2135, 2178, 2196, 2274, 2310, 2420, 2440, 2464, 2520, 2541, 2562, 2640, 2653, 2684, 2745, 2772, 2904, 2928, 3032, 3080, 3168, 3355, 3360, 3388, 3411, 3416, 3465, 3630, 3660, 3696, 3790, 3843, 3872, 3960, 4026, 4169, 4235, 4270, 4356, 4392, 4548, 4620, 4697, 4840, 4880, 5040, 5082, 5124, 5280, 5306, 5368, 5445, 5490, 5544, 5685, 5808, 5856, 6039, 6064, 6160, 6405, 6710, 6776, 6822, 6832, 6930, 7260, 7320, 7381, 7392, 7580, 7623, 7686, 7920, 7959, 8052, 8338, 8470, 8540, 8712, 8784, 9096, 9240, 9394, 9680, 9760, 10065, 10080, 10164, 10248, 10612, 10736, 10890, 10980, 11088, 11370, 11616, 12078, 12128, 12320, 12507, 12705, 12810, 13265, 13420, 13552, 13644, 13664, 13860, 14091, 14520, 14640, 14762, 15160, 15246, 15372, 15840, 15918, 16104, 16676, 16940, 17055, 17080, 17424, 17568, 18192, 18480, 18788, 19215, 19360, 20130, 20328, 20496, 20845, 21224, 21472, 21780, 21960, 22143, 22176, 22740, 23119, 23485, 23877, 24156, 25014, 25410, 25620, 26530, 26840, 27104, 27288, 27720, 28182, 29040, 29183, 29280, 29524, 30195, 30320, 30492, 30744, 31836, 32208, 33352, 33880, 34110, 34160, 34848, 36384, 36905, 36960, 37521, 37576, 38115, 38430, 39795, 40260, 40656, 40992, 41690, 42273, 42448, 43560, 43920, 44286, 45480, 45859, 46238, 46970, 47754, 48312, 50028, 50820, 51240, 51667, 53060, 53680, 54576, 55440, 56364, 58080, 58366, 59048, 60390, 60640, 60984, 61488, 62535, 63672, 64416, 66429, 66704, 67760, 68220, 68320, 69357, 70455, 73810, 75042, 75152, 76230, 76860, 79590, 80520, 81312, 83380, 84546, 84896, 87120, 87549, 87840, 88572, 90960, 91718, 92476, 93940, 95508, 96624, 100056, 101640, 102480, 103334, 106120, 107360, 109152, 110715, 110880, 112728, 115595, 116732, 118096, 119385, 120780, 121968, 122976, 125070, 127344, 132858, 133408, 135520, 136440, 137577, 138714, 140910, 145915, 147620, 150084, 150304, 152460, 153720, 155001, 159180, 161040, 161833, 166760, 169092, 174240, 175098, 177144, 181920, 183436, 184952, 187605, 187880, 191016, 193248, 200112, 203280, 204960, 206668, 208071, 211365, 212240, 221430, 225456, 229295, 231190, 233464, 236192, 238770, 241560, 243936, 250140, 254309, 254688, 258335, 262647, 265716, 272880, 275154, 277428, 281820, 291830, 295240, 300168, 304920, 307440, 310002, 318360, 321013, 322080, 323666, 332145, 333520, 338184, 346785, 350196, 354288, 366872, 369904, 375210, 375760, 382032, 400224, 406560, 412731, 413336, 416142, 422730, 424480, 437745, 442860, 450912, 458590, 462380, 465003, 466928, 477540, 483120, 485499, 500280, 508618, 516670, 525294, 531432, 545760, 550308, 554856, 563640, 583660, 590480, 600336, 609840, 614880, 620004, 636720, 642026, 647332, 664290, 667040, 676368, 687885, 693570, 700392, 708576, 733744, 739808, 750420, 751520, 762927, 764064, 775005, 809165, 825462, 826672, 832284, 845460, 875490, 885720, 917180, 924760, 930006, 933856, 955080, 963039, 966240, 970998, 1000560, 1017236, 1033340, 1040355, 1050588, 1062864, 1100616, 1109712, 1127280, 1167320, 1180960, 1200672, 1219680, 1240008, 1271545, 1273440, 1284052, 1294664, 1313235, 1328580, 1352736, 1375770, 1387140, 1400784, 1456497, 1467488, 1500840, 1525854, 1550010, 1605065, 1618330, 1650924, 1653344, 1664568, 1690920, 1750980, 1771440, 1780163, 1834360, 1849520, 1860012, 1910160, 1926078, 1941996, 2001120, 2034472, 2063655, 2066680, 2080710, 2101176, 2125728, 2201232, 2219424, 2254560, 2288781, 2325015, 2334640, 2427495, 2480016, 2543090, 2568104, 2589328, 2626470, 2657160, 2751540, 2774280, 2797399, 2801568, 2889117, 2912994, 3001680, 3051708, 3100020, 3210130, 3236660, 3301848, 3329136, 3381840, 3501960, 3542880, 3560326, 3668720, 3699040, 3720024, 3814635, 3820320, 3852156, 3883992, 4068944, 4127310, 4133360, 4161420, 4202352, 4402464, 4577562, 4650030, 4669280, 4815195, 4854990, 4960032, 5086180, 5136208, 5178656, 5252940, 5314320, 5340489, 5503080, 5548560, 5594798, 5778234, 5825988, 6003360, 6103416, 6200040, 6420260, 6473320, 6603696, 6658272, 6763680, 7003920, 7120652, 7282485, 7337440, 7440048, 7629270, 7704312, 7767984, 8137888, 8254620, 8266720, 8322840, 8392197, 8404704, 8900815, 9155124, 9300060, 9630390, 9709980, 10172360, 10272416, 10505880, 10628640, 10680978, 11006160, 11097120, 11189596, 11443905, 11556468, 11651976, 12206832, 12400080, 12840520, 12946640, 13207392, 13986995, 14007840, 14241304, 14445585, 14564970, 14880096, 15258540, 15408624, 15535968, 16021467, 16509240, 16645680, 16784394, 17801630, 18310248, 18600120, 19260780, 19419960, 19581793, 20344720, 21011760, 21361956, 22012320, 22379192, 22887810, 23112936, 23303952, 24413664, 24800160, 25176591, 25681040, 25893280, 26702445, 27973990, 28482608, 28891170, 29129940, 30517080, 30817248, 32042934, 33018480, 33291360, 33568788, 35603260, 36620496, 37200240, 38521560, 38839920, 39163586, 40689440, 41960985, 42023520, 42723912, 44758384, 45775620, 46225872, 46607904, 50353182, 51362080, 53404890, 55947980, 56965216, 57782340, 58259880, 58745379, 61034160, 64085868, 66036960, 67137576, 71206520, 73240992, 74400480, 77043120, 77679840, 78327172, 80107335, 83921970, 85447824, 89516768, 91551240, 92451744, 97908965, 100706364, 106809780, 111895960, 115564680, 116519760, 117490758, 122068320, 125882955, 128171736, 134275152, 142413040, 154086240, 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約数ペア:

[(1, 28197781920), (2, 14098890960), (3, 9399260640), (4, 7049445480), (5, 5639556384), (6, 4699630320), (7, 4028254560), (8, 3524722740), (9, 3133086880), (10, 2819778192), (11, 2563434720), (12, 2349815160), (14, 2014127280), (15, 1879852128), (16, 1762361370), (18, 1566543440), (20, 1409889096), (21, 1342751520), (22, 1281717360), (24, 1174907580), (28, 1007063640), (30, 939926064), (32, 881180685), (33, 854478240), (35, 805650912), (36, 783271720), (40, 704944548), (42, 671375760), (44, 640858680), (45, 626617376), (48, 587453790), (55, 512686944), (56, 503531820), (60, 469963032), (61, 462258720), (63, 447583840), (66, 427239120), (70, 402825456), (72, 391635860), (77, 366204960), (80, 352472274), (84, 335687880), (88, 320429340), (90, 313308688), (96, 293726895), (99, 284826080), (105, 268550304), (110, 256343472), (112, 251765910), (120, 234981516), (121, 233039520), (122, 231129360), (126, 223791920), (132, 213619560), (140, 201412728), (144, 195817930), (154, 183102480), (160, 176236137), (165, 170895648), (168, 167843940), (176, 160214670), (180, 156654344), (183, 154086240), (198, 142413040), (210, 134275152), (220, 128171736), (224, 125882955), (231, 122068320), (240, 117490758), (242, 116519760), (244, 115564680), (252, 111895960), (264, 106809780), (280, 100706364), (288, 97908965), (305, 92451744), (308, 91551240), (315, 89516768), (330, 85447824), (336, 83921970), (352, 80107335), (360, 78327172), (363, 77679840), (366, 77043120), (379, 74400480), (385, 73240992), (396, 71206520), (420, 67137576), (427, 66036960), (440, 64085868), (462, 61034160), (480, 58745379), (484, 58259880), (488, 57782340), (495, 56965216), (504, 55947980), (528, 53404890), (549, 51362080), (560, 50353182), (605, 46607904), (610, 46225872), (616, 45775620), (630, 44758384), (660, 42723912), (671, 42023520), (672, 41960985), (693, 40689440), (720, 39163586), (726, 38839920), (732, 38521560), (758, 37200240), (770, 36620496), (792, 35603260), (840, 33568788), (847, 33291360), (854, 33018480), (880, 32042934), (915, 30817248), (924, 30517080), (968, 29129940), (976, 28891170), (990, 28482608), (1008, 27973990), (1056, 26702445), (1089, 25893280), (1098, 25681040), (1120, 25176591), (1137, 24800160), (1155, 24413664), (1210, 23303952), (1220, 23112936), (1232, 22887810), (1260, 22379192), (1281, 22012320), (1320, 21361956), (1342, 21011760), (1386, 20344720), (1440, 19581793), (1452, 19419960), (1464, 19260780), (1516, 18600120), (1540, 18310248), (1584, 17801630), (1680, 16784394), (1694, 16645680), (1708, 16509240), (1760, 16021467), (1815, 15535968), (1830, 15408624), (1848, 15258540), (1895, 14880096), (1936, 14564970), (1952, 14445585), (1980, 14241304), (2013, 14007840), (2016, 13986995), (2135, 13207392), (2178, 12946640), (2196, 12840520), (2274, 12400080), (2310, 12206832), (2420, 11651976), (2440, 11556468), (2464, 11443905), (2520, 11189596), (2541, 11097120), (2562, 11006160), (2640, 10680978), (2653, 10628640), (2684, 10505880), (2745, 10272416), (2772, 10172360), (2904, 9709980), (2928, 9630390), (3032, 9300060), (3080, 9155124), (3168, 8900815), (3355, 8404704), (3360, 8392197), (3388, 8322840), (3411, 8266720), (3416, 8254620), (3465, 8137888), (3630, 7767984), (3660, 7704312), (3696, 7629270), (3790, 7440048), (3843, 7337440), (3872, 7282485), (3960, 7120652), (4026, 7003920), (4169, 6763680), (4235, 6658272), (4270, 6603696), (4356, 6473320), (4392, 6420260), (4548, 6200040), (4620, 6103416), (4697, 6003360), (4840, 5825988), (4880, 5778234), (5040, 5594798), (5082, 5548560), (5124, 5503080), (5280, 5340489), (5306, 5314320), (5368, 5252940), (5445, 5178656), (5490, 5136208), (5544, 5086180), (5685, 4960032), (5808, 4854990), (5856, 4815195), (6039, 4669280), (6064, 4650030), (6160, 4577562), (6405, 4402464), (6710, 4202352), (6776, 4161420), (6822, 4133360), (6832, 4127310), (6930, 4068944), (7260, 3883992), (7320, 3852156), (7381, 3820320), (7392, 3814635), (7580, 3720024), (7623, 3699040), (7686, 3668720), (7920, 3560326), (7959, 3542880), (8052, 3501960), (8338, 3381840), (8470, 3329136), (8540, 3301848), (8712, 3236660), (8784, 3210130), (9096, 3100020), (9240, 3051708), (9394, 3001680), (9680, 2912994), (9760, 2889117), (10065, 2801568), (10080, 2797399), (10164, 2774280), (10248, 2751540), (10612, 2657160), (10736, 2626470), (10890, 2589328), (10980, 2568104), (11088, 2543090), (11370, 2480016), (11616, 2427495), (12078, 2334640), (12128, 2325015), (12320, 2288781), (12507, 2254560), (12705, 2219424), (12810, 2201232), (13265, 2125728), (13420, 2101176), (13552, 2080710), (13644, 2066680), (13664, 2063655), (13860, 2034472), (14091, 2001120), (14520, 1941996), (14640, 1926078), (14762, 1910160), (15160, 1860012), (15246, 1849520), (15372, 1834360), (15840, 1780163), (15918, 1771440), (16104, 1750980), (16676, 1690920), (16940, 1664568), (17055, 1653344), (17080, 1650924), (17424, 1618330), (17568, 1605065), (18192, 1550010), (18480, 1525854), (18788, 1500840), (19215, 1467488), (19360, 1456497), (20130, 1400784), (20328, 1387140), (20496, 1375770), (20845, 1352736), (21224, 1328580), (21472, 1313235), (21780, 1294664), (21960, 1284052), (22143, 1273440), (22176, 1271545), (22740, 1240008), (23119, 1219680), (23485, 1200672), (23877, 1180960), (24156, 1167320), (25014, 1127280), (25410, 1109712), (25620, 1100616), (26530, 1062864), (26840, 1050588), (27104, 1040355), (27288, 1033340), (27720, 1017236), (28182, 1000560), (29040, 970998), (29183, 966240), (29280, 963039), (29524, 955080), (30195, 933856), (30320, 930006), (30492, 924760), (30744, 917180), (31836, 885720), (32208, 875490), (33352, 845460), (33880, 832284), (34110, 826672), (34160, 825462), (34848, 809165), (36384, 775005), (36905, 764064), (36960, 762927), (37521, 751520), (37576, 750420), (38115, 739808), (38430, 733744), (39795, 708576), (40260, 700392), (40656, 693570), (40992, 687885), (41690, 676368), (42273, 667040), (42448, 664290), (43560, 647332), (43920, 642026), (44286, 636720), (45480, 620004), (45859, 614880), (46238, 609840), (46970, 600336), (47754, 590480), (48312, 583660), (50028, 563640), (50820, 554856), (51240, 550308), (51667, 545760), (53060, 531432), (53680, 525294), (54576, 516670), (55440, 508618), (56364, 500280), (58080, 485499), (58366, 483120), (59048, 477540), (60390, 466928), (60640, 465003), (60984, 462380), (61488, 458590), (62535, 450912), (63672, 442860), (64416, 437745), (66429, 424480), (66704, 422730), (67760, 416142), (68220, 413336), (68320, 412731), (69357, 406560), (70455, 400224), (73810, 382032), (75042, 375760), (75152, 375210), (76230, 369904), (76860, 366872), (79590, 354288), (80520, 350196), (81312, 346785), (83380, 338184), (84546, 333520), (84896, 332145), (87120, 323666), (87549, 322080), (87840, 321013), (88572, 318360), (90960, 310002), (91718, 307440), (92476, 304920), (93940, 300168), (95508, 295240), (96624, 291830), (100056, 281820), (101640, 277428), (102480, 275154), (103334, 272880), (106120, 265716), (107360, 262647), (109152, 258335), (110715, 254688), (110880, 254309), (112728, 250140), (115595, 243936), (116732, 241560), (118096, 238770), (119385, 236192), (120780, 233464), (121968, 231190), (122976, 229295), (125070, 225456), (127344, 221430), (132858, 212240), (133408, 211365), (135520, 208071), (136440, 206668), (137577, 204960), (138714, 203280), (140910, 200112), (145915, 193248), (147620, 191016), (150084, 187880), (150304, 187605), (152460, 184952), (153720, 183436), (155001, 181920), (159180, 177144), (161040, 175098), (161833, 174240), (166760, 169092)]