20880755280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 960

約数和(自身を含む): 94373959680

約数和(自身を除く): 73493204400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 38, 40, 42, 43, 44, 45, 48, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 80, 84, 86, 88, 90, 95, 99, 105, 110, 112, 114, 120, 126, 129, 132, 133, 140, 144, 152, 154, 165, 168, 171, 172, 176, 180, 190, 198, 209, 210, 215, 220, 228, 231, 240, 252, 258, 264, 266, 280, 285, 301, 304, 308, 315, 330, 336, 342, 344, 360, 380, 385, 387, 396, 399, 418, 420, 430, 440, 456, 461, 462, 473, 495, 504, 516, 528, 532, 560, 570, 602, 616, 627, 630, 645, 660, 665, 684, 688, 693, 720, 760, 770, 774, 792, 798, 817, 836, 840, 855, 860, 880, 903, 912, 922, 924, 946, 990, 1008, 1032, 1045, 1064, 1140, 1155, 1197, 1204, 1232, 1254, 1260, 1290, 1320, 1330, 1368, 1383, 1386, 1419, 1463, 1505, 1520, 1540, 1548, 1584, 1596, 1634, 1672, 1680, 1710, 1720, 1806, 1844, 1848, 1881, 1892, 1935, 1980, 1995, 2064, 2090, 2128, 2280, 2305, 2310, 2365, 2394, 2408, 2451, 2508, 2520, 2580, 2640, 2660, 2709, 2736, 2766, 2772, 2838, 2926, 3010, 3080, 3096, 3135, 3192, 3227, 3268, 3311, 3344, 3420, 3440, 3465, 3612, 3688, 3696, 3762, 3784, 3870, 3960, 3990, 4085, 4149, 4180, 4257, 4389, 4515, 4560, 4610, 4620, 4730, 4788, 4816, 4902, 5016, 5040, 5071, 5160, 5320, 5418, 5532, 5544, 5676, 5719, 5852, 5985, 6020, 6160, 6192, 6270, 6384, 6454, 6536, 6622, 6840, 6915, 6930, 7095, 7224, 7315, 7353, 7376, 7524, 7568, 7740, 7920, 7980, 8170, 8298, 8360, 8514, 8759, 8778, 8987, 9030, 9220, 9240, 9405, 9460, 9576, 9681, 9804, 9933, 10032, 10142, 10320, 10640, 10836, 11064, 11088, 11352, 11438, 11704, 11970, 12040, 12255, 12540, 12908, 13072, 13167, 13244, 13545, 13680, 13830, 13860, 14190, 14448, 14630, 14706, 15048, 15213, 15480, 15960, 16135, 16340, 16555, 16596, 16720, 17028, 17157, 17518, 17556, 17974, 18060, 18440, 18480, 18810, 18920, 19152, 19362, 19608, 19823, 19866, 20284, 20745, 21285, 21672, 21945, 22128, 22704, 22876, 23408, 23940, 24080, 24510, 25080, 25355, 25816, 26277, 26334, 26488, 26961, 27090, 27660, 27720, 28380, 28595, 29043, 29260, 29412, 29799, 30096, 30426, 30960, 31920, 32270, 32680, 33110, 33192, 34056, 34314, 35036, 35112, 35497, 35948, 36120, 36765, 36880, 37620, 37840, 38724, 39216, 39646, 39732, 40568, 41490, 42570, 43344, 43795, 43890, 44935, 45639, 45752, 47880, 48405, 49020, 49665, 50160, 50710, 51471, 51632, 52554, 52668, 52976, 53922, 54180, 55320, 55440, 56760, 57190, 58086, 58520, 58824, 59469, 59598, 60852, 61313, 62909, 64540, 65360, 65835, 66220, 66384, 68112, 68628, 70072, 70224, 70994, 71896, 72240, 73530, 75240, 76065, 77448, 78831, 79292, 79464, 80883, 81136, 82980, 85140, 85785, 87590, 87780, 89870, 91278, 91504, 95760, 96349, 96810, 98040, 99115, 99330, 101420, 102942, 105108, 105336, 106491, 107844, 108360, 110640, 113520, 114380, 116172, 117040, 117648, 118938, 119196, 121704, 122626, 125818, 129080, 131385, 131670, 132440, 134805, 137256, 138761, 140144, 141988, 143792, 145215, 147060, 148995, 150480, 152130, 154896, 157662, 158584, 158928, 161766, 165960, 170280, 171570, 175180, 175560, 177485, 178407, 179740, 182556, 183939, 188727, 192698, 193620, 196080, 198230, 198660, 202840, 205884, 210216, 210672, 212982, 215688, 216720, 218053, 228195, 228760, 232344, 237876, 238392, 243408, 245252, 251636, 257355, 258160, 262770, 263340, 264880, 269610, 274512, 277522, 283976, 289047, 290430, 294120, 297345, 297990, 304260, 306565, 314545, 315324, 317168, 319473, 323532, 331920, 340560, 343140, 350360, 351120, 354970, 356814, 359480, 365112, 367878, 376637, 377454, 385396, 387240, 394155, 396460, 397320, 404415, 405680, 411768, 416283, 420432, 425964, 431376, 436106, 456390, 457520, 464688, 475752, 476784, 481745, 490504, 503272, 514710, 525540, 526680, 532455, 539220, 551817, 555044, 566181, 567952, 578094, 580860, 588240, 594690, 595980, 608520, 613130, 629090, 630648, 638946, 647064, 654159, 674443, 686280, 693805, 700720, 709940, 713628, 718960, 730224, 735756, 753274, 754908, 770792, 774480, 788310, 792920, 794640, 808830, 823536, 832566, 851928, 867141, 872212, 892035, 912780, 919695, 943635, 951504, 963490, 981008, 1006544, 1029420, 1051080, 1053360, 1064910, 1078440, 1090265, 1103634, 1110088, 1129911, 1132362, 1156188, 1161720, 1189380, 1191960, 1217040, 1226260, 1248849, 1258180, 1261296, 1277892, 1294128, 1308318, 1348886, 1372560, 1387610, 1419880, 1427256, 1445235, 1471512, 1506548, 1509816, 1526371, 1541584, 1576620, 1585840, 1597365, 1617660, 1665132, 1703856, 1734282, 1744424, 1784070, 1825560, 1839390, 1883185, 1887270, 1926980, 1962477, 2023329, 2058840, 2081415, 2102160, 2129820, 2156880, 2180530, 2207268, 2220176, 2259822, 2264724, 2312376, 2323440, 2378760, 2383920, 2452520, 2497698, 2516360, 2555784, 2616636, 2636459, 2697772, 2759085, 2775220, 2830905, 2839760, 2854512, 2890470, 2943024, 3013096, 3019632, 3052742, 3153240, 3194730, 3235320, 3270795, 3330264, 3372215, 3389733, 3468564, 3488848, 3568140, 3651120, 3678780, 3766370, 3774540, 3853960, 3924954, 4046658, 4117680, 4143007, 4162830, 4259640, 4335705, 4361060, 4414536, 4519644, 4529448, 4579113, 4624752, 4757520, 4905040, 4995396, 5032720, 5111568, 5233272, 5272918, 5395544, 5518170, 5550440, 5649555, 5661810, 5780940, 6026192, 6069987, 6105484, 6244245, 6306480, 6389460, 6470640, 6541590, 6660528, 6744430, 6779466, 6937128, 7136280, 7357560, 7532740, 7549080, 7631855, 7707920, 7849908, 7909377, 8093316, 8286014, 8325660, 8519280, 8671410, 8722120, 8829072, 9039288, 9058896, 9158226, 9812385, 9990792, 10116645, 10466544, 10545836, 10791088, 11036340, 11100880, 11299110, 11323620, 11561880, 12139974, 12210968, 12429021, 12488490, 12778920, 13083180, 13182295, 13488860, 13558932, 13737339, 13874256, 14272560, 14715120, 15065480, 15098160, 15263710, 15699816, 15818754, 16186632, 16572028, 16651320, 16948665, 17342820, 17444240, 18078576, 18316452, 19624770, 19981584, 20233290, 20715035, 21091672, 22072680, 22598220, 22647240, 22895565, 23123760, 23728131, 24279948, 24421936, 24858042, 24976980, 25557840, 26166360, 26364590, 26977720, 27117864, 27474678, 29001049, 30130960, 30349935, 30527420, 31399632, 31637508, 32373264, 33144056, 33302640, 33897330, 34685640, 36632904, 37287063, 39249540, 39546885, 40466580, 41430070, 42183344, 44145360, 45196440, 45294480, 45791130, 47456262, 48559896, 49716084, 49953960, 52332720, 52729180, 53955440, 54235728, 54949356, 58002098, 60699870, 61054840, 62145105, 63275016, 66288112, 67794660, 68686695, 69371280, 73265808, 74574126, 78499080, 79093770, 80933160, 82860140, 87003147, 90392880, 91582260, 94912524, 97119792, 99432168, 99907920, 105458360, 109898712, 116004196, 118640655, 121399740, 122109680, 124290210, 126550032, 135589320, 137373390, 145005245, 149148252, 156998160, 158187540, 161866320, 165720280, 174006294, 183164520, 186435315, 189825048, 198864336, 210916720, 219797424, 232008392, 237281310, 242799480, 248580420, 261009441, 271178640, 274746780, 290010490, 298296504, 316375080, 331440560, 348012588, 366329040, 372870630, 379650096, 435015735, 464016784, 474562620, 485598960, 497160840, 522018882, 549493560, 580020980, 596593008, 632750160, 696025176, 745741260, 870031470, 949125240, 994321680, 1044037764, 1098987120, 1160041960, 1305047205, 1392050352, 1491482520, 1740062940, 1898250480, 2088075528, 2320083920, 2610094410, 2982965040, 3480125880, 4176151056, 5220188820, 6960251760, 10440377640, 20880755280]

約数ペア:

[(1, 20880755280), (2, 10440377640), (3, 6960251760), (4, 5220188820), (5, 4176151056), (6, 3480125880), (7, 2982965040), (8, 2610094410), (9, 2320083920), (10, 2088075528), (11, 1898250480), (12, 1740062940), (14, 1491482520), (15, 1392050352), (16, 1305047205), (18, 1160041960), (19, 1098987120), (20, 1044037764), (21, 994321680), (22, 949125240), (24, 870031470), (28, 745741260), (30, 696025176), (33, 632750160), (35, 596593008), (36, 580020980), (38, 549493560), (40, 522018882), (42, 497160840), (43, 485598960), (44, 474562620), (45, 464016784), (48, 435015735), (55, 379650096), (56, 372870630), (57, 366329040), (60, 348012588), (63, 331440560), (66, 316375080), (70, 298296504), (72, 290010490), (76, 274746780), (77, 271178640), (80, 261009441), (84, 248580420), (86, 242799480), (88, 237281310), (90, 232008392), (95, 219797424), (99, 210916720), (105, 198864336), (110, 189825048), (112, 186435315), (114, 183164520), (120, 174006294), (126, 165720280), (129, 161866320), (132, 158187540), (133, 156998160), (140, 149148252), (144, 145005245), (152, 137373390), (154, 135589320), (165, 126550032), (168, 124290210), (171, 122109680), (172, 121399740), (176, 118640655), (180, 116004196), (190, 109898712), (198, 105458360), (209, 99907920), (210, 99432168), (215, 97119792), (220, 94912524), (228, 91582260), (231, 90392880), (240, 87003147), (252, 82860140), (258, 80933160), (264, 79093770), (266, 78499080), (280, 74574126), (285, 73265808), (301, 69371280), (304, 68686695), (308, 67794660), (315, 66288112), (330, 63275016), (336, 62145105), (342, 61054840), (344, 60699870), (360, 58002098), (380, 54949356), (385, 54235728), (387, 53955440), (396, 52729180), (399, 52332720), (418, 49953960), (420, 49716084), (430, 48559896), (440, 47456262), (456, 45791130), (461, 45294480), (462, 45196440), (473, 44145360), (495, 42183344), (504, 41430070), (516, 40466580), (528, 39546885), (532, 39249540), (560, 37287063), (570, 36632904), (602, 34685640), (616, 33897330), (627, 33302640), (630, 33144056), (645, 32373264), (660, 31637508), (665, 31399632), (684, 30527420), (688, 30349935), (693, 30130960), (720, 29001049), (760, 27474678), (770, 27117864), (774, 26977720), (792, 26364590), (798, 26166360), (817, 25557840), (836, 24976980), (840, 24858042), (855, 24421936), (860, 24279948), (880, 23728131), (903, 23123760), (912, 22895565), (922, 22647240), (924, 22598220), (946, 22072680), (990, 21091672), (1008, 20715035), (1032, 20233290), (1045, 19981584), (1064, 19624770), (1140, 18316452), (1155, 18078576), (1197, 17444240), (1204, 17342820), (1232, 16948665), (1254, 16651320), (1260, 16572028), (1290, 16186632), (1320, 15818754), (1330, 15699816), (1368, 15263710), (1383, 15098160), (1386, 15065480), (1419, 14715120), (1463, 14272560), (1505, 13874256), (1520, 13737339), (1540, 13558932), (1548, 13488860), (1584, 13182295), (1596, 13083180), (1634, 12778920), (1672, 12488490), (1680, 12429021), (1710, 12210968), (1720, 12139974), (1806, 11561880), (1844, 11323620), (1848, 11299110), (1881, 11100880), (1892, 11036340), (1935, 10791088), (1980, 10545836), (1995, 10466544), (2064, 10116645), (2090, 9990792), (2128, 9812385), (2280, 9158226), (2305, 9058896), (2310, 9039288), (2365, 8829072), (2394, 8722120), (2408, 8671410), (2451, 8519280), (2508, 8325660), (2520, 8286014), (2580, 8093316), (2640, 7909377), (2660, 7849908), (2709, 7707920), (2736, 7631855), (2766, 7549080), (2772, 7532740), (2838, 7357560), (2926, 7136280), (3010, 6937128), (3080, 6779466), (3096, 6744430), (3135, 6660528), (3192, 6541590), (3227, 6470640), (3268, 6389460), (3311, 6306480), (3344, 6244245), (3420, 6105484), (3440, 6069987), (3465, 6026192), (3612, 5780940), (3688, 5661810), (3696, 5649555), (3762, 5550440), (3784, 5518170), (3870, 5395544), (3960, 5272918), (3990, 5233272), (4085, 5111568), (4149, 5032720), (4180, 4995396), (4257, 4905040), (4389, 4757520), (4515, 4624752), (4560, 4579113), (4610, 4529448), (4620, 4519644), (4730, 4414536), (4788, 4361060), (4816, 4335705), (4902, 4259640), (5016, 4162830), (5040, 4143007), (5071, 4117680), (5160, 4046658), (5320, 3924954), (5418, 3853960), (5532, 3774540), (5544, 3766370), (5676, 3678780), (5719, 3651120), (5852, 3568140), (5985, 3488848), (6020, 3468564), (6160, 3389733), (6192, 3372215), (6270, 3330264), (6384, 3270795), (6454, 3235320), (6536, 3194730), (6622, 3153240), (6840, 3052742), (6915, 3019632), (6930, 3013096), (7095, 2943024), (7224, 2890470), (7315, 2854512), (7353, 2839760), (7376, 2830905), (7524, 2775220), (7568, 2759085), (7740, 2697772), (7920, 2636459), (7980, 2616636), (8170, 2555784), (8298, 2516360), (8360, 2497698), (8514, 2452520), (8759, 2383920), (8778, 2378760), (8987, 2323440), (9030, 2312376), (9220, 2264724), (9240, 2259822), (9405, 2220176), (9460, 2207268), (9576, 2180530), (9681, 2156880), (9804, 2129820), (9933, 2102160), (10032, 2081415), (10142, 2058840), (10320, 2023329), (10640, 1962477), (10836, 1926980), (11064, 1887270), (11088, 1883185), (11352, 1839390), (11438, 1825560), (11704, 1784070), (11970, 1744424), (12040, 1734282), (12255, 1703856), (12540, 1665132), (12908, 1617660), (13072, 1597365), (13167, 1585840), (13244, 1576620), (13545, 1541584), (13680, 1526371), (13830, 1509816), (13860, 1506548), (14190, 1471512), (14448, 1445235), (14630, 1427256), (14706, 1419880), (15048, 1387610), (15213, 1372560), (15480, 1348886), (15960, 1308318), (16135, 1294128), (16340, 1277892), (16555, 1261296), (16596, 1258180), (16720, 1248849), (17028, 1226260), (17157, 1217040), (17518, 1191960), (17556, 1189380), (17974, 1161720), (18060, 1156188), (18440, 1132362), (18480, 1129911), (18810, 1110088), (18920, 1103634), (19152, 1090265), (19362, 1078440), (19608, 1064910), (19823, 1053360), (19866, 1051080), (20284, 1029420), (20745, 1006544), (21285, 981008), (21672, 963490), (21945, 951504), (22128, 943635), (22704, 919695), (22876, 912780), (23408, 892035), (23940, 872212), (24080, 867141), (24510, 851928), (25080, 832566), (25355, 823536), (25816, 808830), (26277, 794640), (26334, 792920), (26488, 788310), (26961, 774480), (27090, 770792), (27660, 754908), (27720, 753274), (28380, 735756), (28595, 730224), (29043, 718960), (29260, 713628), (29412, 709940), (29799, 700720), (30096, 693805), (30426, 686280), (30960, 674443), (31920, 654159), (32270, 647064), (32680, 638946), (33110, 630648), (33192, 629090), (34056, 613130), (34314, 608520), (35036, 595980), (35112, 594690), (35497, 588240), (35948, 580860), (36120, 578094), (36765, 567952), (36880, 566181), (37620, 555044), (37840, 551817), (38724, 539220), (39216, 532455), (39646, 526680), (39732, 525540), (40568, 514710), (41490, 503272), (42570, 490504), (43344, 481745), (43795, 476784), (43890, 475752), (44935, 464688), (45639, 457520), (45752, 456390), (47880, 436106), (48405, 431376), (49020, 425964), (49665, 420432), (50160, 416283), (50710, 411768), (51471, 405680), (51632, 404415), (52554, 397320), (52668, 396460), (52976, 394155), (53922, 387240), (54180, 385396), (55320, 377454), (55440, 376637), (56760, 367878), (57190, 365112), (58086, 359480), (58520, 356814), (58824, 354970), (59469, 351120), (59598, 350360), (60852, 343140), (61313, 340560), (62909, 331920), (64540, 323532), (65360, 319473), (65835, 317168), (66220, 315324), (66384, 314545), (68112, 306565), (68628, 304260), (70072, 297990), (70224, 297345), (70994, 294120), (71896, 290430), (72240, 289047), (73530, 283976), (75240, 277522), (76065, 274512), (77448, 269610), (78831, 264880), (79292, 263340), (79464, 262770), (80883, 258160), (81136, 257355), (82980, 251636), (85140, 245252), (85785, 243408), (87590, 238392), (87780, 237876), (89870, 232344), (91278, 228760), (91504, 228195), (95760, 218053), (96349, 216720), (96810, 215688), (98040, 212982), (99115, 210672), (99330, 210216), (101420, 205884), (102942, 202840), (105108, 198660), (105336, 198230), (106491, 196080), (107844, 193620), (108360, 192698), (110640, 188727), (113520, 183939), (114380, 182556), (116172, 179740), (117040, 178407), (117648, 177485), (118938, 175560), (119196, 175180), (121704, 171570), (122626, 170280), (125818, 165960), (129080, 161766), (131385, 158928), (131670, 158584), (132440, 157662), (134805, 154896), (137256, 152130), (138761, 150480), (140144, 148995), (141988, 147060), (143792, 145215)]