20216710080

素因数分解:

$2^6\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^2$

素因数の和:163

約数の個数: 1008

約数和(自身を含む): 89533110240

約数和(自身を除く): 69316400160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 49, 51, 53, 54, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 98, 102, 105, 106, 108, 112, 119, 120, 126, 135, 136, 140, 144, 147, 153, 159, 160, 168, 170, 180, 189, 192, 196, 204, 210, 212, 216, 224, 238, 240, 245, 252, 255, 265, 270, 272, 280, 288, 294, 306, 315, 318, 320, 336, 340, 357, 360, 371, 378, 392, 408, 420, 424, 432, 441, 448, 459, 476, 477, 480, 490, 504, 510, 530, 540, 544, 560, 576, 588, 595, 612, 630, 636, 672, 680, 714, 720, 735, 742, 756, 765, 784, 795, 816, 833, 840, 848, 864, 882, 901, 918, 945, 952, 954, 960, 980, 1008, 1020, 1060, 1071, 1080, 1088, 1113, 1120, 1176, 1190, 1224, 1260, 1272, 1323, 1344, 1360, 1428, 1431, 1440, 1470, 1484, 1512, 1530, 1568, 1590, 1632, 1666, 1680, 1696, 1728, 1764, 1785, 1802, 1836, 1855, 1890, 1904, 1908, 1960, 2016, 2040, 2120, 2142, 2160, 2205, 2226, 2240, 2295, 2352, 2380, 2385, 2448, 2499, 2520, 2544, 2597, 2646, 2703, 2720, 2809, 2856, 2862, 2880, 2940, 2968, 3024, 3060, 3136, 3180, 3213, 3264, 3332, 3339, 3360, 3392, 3528, 3570, 3604, 3672, 3710, 3780, 3808, 3816, 3920, 4032, 4080, 4165, 4240, 4284, 4320, 4410, 4452, 4505, 4590, 4704, 4760, 4770, 4896, 4998, 5040, 5088, 5194, 5292, 5355, 5406, 5440, 5565, 5618, 5712, 5724, 5880, 5936, 6048, 6120, 6307, 6360, 6426, 6615, 6664, 6678, 6720, 7056, 7140, 7155, 7208, 7344, 7420, 7497, 7560, 7616, 7632, 7791, 7840, 8109, 8160, 8330, 8427, 8480, 8568, 8640, 8820, 8904, 9010, 9180, 9408, 9520, 9540, 9792, 9996, 10017, 10080, 10176, 10388, 10584, 10710, 10812, 11130, 11236, 11424, 11448, 11760, 11872, 12096, 12240, 12495, 12614, 12720, 12852, 12985, 13230, 13328, 13356, 13515, 14045, 14112, 14280, 14310, 14416, 14688, 14840, 14994, 15120, 15264, 15582, 15680, 16065, 16218, 16320, 16660, 16695, 16854, 16960, 17136, 17640, 17808, 18020, 18360, 18921, 19040, 19080, 19663, 19992, 20034, 20160, 20776, 21168, 21420, 21624, 22260, 22472, 22491, 22848, 22896, 23373, 23520, 23744, 24327, 24480, 24990, 25228, 25281, 25440, 25704, 25970, 26460, 26656, 26712, 27030, 28090, 28224, 28560, 28620, 28832, 29376, 29680, 29988, 30240, 30528, 31164, 31535, 32130, 32436, 33320, 33390, 33708, 34272, 35280, 35616, 36040, 36720, 37485, 37842, 38080, 38160, 38955, 39326, 39984, 40068, 40545, 41552, 42135, 42336, 42840, 43248, 44149, 44520, 44944, 44982, 45792, 46746, 47040, 47753, 48654, 48960, 49980, 50085, 50456, 50562, 50880, 51408, 51940, 52920, 53312, 53424, 54060, 56180, 56763, 57120, 57240, 57664, 58989, 59360, 59976, 60480, 62328, 63070, 64260, 64872, 66640, 66780, 67416, 68544, 70119, 70560, 71232, 72080, 73440, 74970, 75684, 75843, 76320, 77910, 78652, 79968, 80136, 81090, 83104, 84270, 84672, 85680, 86496, 88298, 89040, 89888, 89964, 91584, 93492, 94605, 95506, 97308, 98315, 99960, 100170, 100912, 101124, 102816, 103880, 105840, 106848, 108120, 112360, 112455, 113526, 114240, 114480, 116865, 117978, 118720, 119952, 121635, 124656, 126140, 126405, 128520, 129744, 132447, 133280, 133560, 134832, 137641, 140238, 141120, 143259, 144160, 146880, 149940, 151368, 151686, 152640, 155820, 157304, 159936, 160272, 162180, 166208, 168540, 170289, 171360, 172992, 176596, 176967, 178080, 179776, 179928, 186984, 189210, 191012, 194616, 196630, 199920, 200340, 201824, 202248, 205632, 207760, 211680, 213696, 216240, 220745, 224720, 224910, 227052, 228960, 233730, 235956, 238765, 239904, 243270, 249312, 252280, 252810, 257040, 259488, 264894, 266560, 267120, 269664, 275282, 280476, 283815, 286518, 288320, 294945, 299880, 302736, 303372, 311640, 314608, 320544, 324360, 334271, 337080, 340578, 342720, 350595, 353192, 353934, 356160, 359856, 373968, 378420, 379215, 382024, 389232, 393260, 397341, 399840, 400680, 403648, 404496, 412923, 415520, 423360, 429777, 432480, 441490, 449440, 449820, 454104, 457920, 467460, 471912, 477530, 479808, 486540, 498624, 504560, 505620, 514080, 518976, 529788, 530901, 534240, 539328, 550564, 560952, 567630, 573036, 589890, 599760, 605472, 606744, 623280, 629216, 641088, 648720, 662235, 668542, 674160, 681156, 688205, 701190, 706384, 707868, 716295, 719712, 747936, 756840, 758430, 764048, 778464, 786520, 794682, 799680, 801360, 808992, 825846, 831040, 851445, 859554, 864960, 882980, 884835, 898880, 899640, 908208, 934920, 943824, 955060, 973080, 1002813, 1009120, 1011240, 1028160, 1059576, 1061802, 1068480, 1101128, 1121904, 1135260, 1146072, 1179780, 1192023, 1199520, 1210944, 1213488, 1238769, 1246560, 1258432, 1289331, 1297440, 1324470, 1337084, 1348320, 1362312, 1376410, 1402380, 1412768, 1415736, 1432590, 1439424, 1495872, 1513680, 1516860, 1528096, 1556928, 1573040, 1589364, 1602720, 1617984, 1651692, 1671355, 1702890, 1719108, 1765960, 1769670, 1799280, 1816416, 1869840, 1887648, 1910120, 1946160, 1986705, 2005626, 2018240, 2022480, 2064615, 2119152, 2123604, 2148885, 2202256, 2243808, 2270520, 2292144, 2339897, 2359560, 2384046, 2399040, 2426976, 2477538, 2493120, 2578662, 2594880, 2648940, 2654505, 2674168, 2696640, 2724624, 2752820, 2804760, 2825536, 2831472, 2865180, 3008439, 3027360, 3033720, 3056192, 3146080, 3178728, 3205440, 3303384, 3342710, 3405780, 3438216, 3531920, 3539340, 3598560, 3632832, 3716307, 3739680, 3775296, 3820240, 3892320, 3973410, 4011252, 4044960, 4129230, 4238304, 4247208, 4297770, 4404512, 4487616, 4541040, 4584288, 4679794, 4719120, 4768092, 4853952, 4955076, 5014065, 5157324, 5297880, 5309010, 5348336, 5449248, 5505640, 5609520, 5662944, 5730360, 5960115, 6016878, 6054720, 6067440, 6193845, 6292160, 6357456, 6446655, 6606768, 6685420, 6811560, 6876432, 7019691, 7063840, 7078680, 7197120, 7432614, 7479360, 7640480, 7784640, 7946820, 8022504, 8089920, 8258460, 8476608, 8494416, 8595540, 8809024, 9025317, 9082080, 9168576, 9359588, 9438240, 9536184, 9910152, 10028130, 10314648, 10595760, 10618020, 10696672, 10898496, 11011280, 11219040, 11325888, 11460720, 11699485, 11920230, 12033756, 12134880, 12387690, 12714912, 12893310, 13213536, 13370840, 13623120, 13752864, 14039382, 14127680, 14157360, 14865228, 15042195, 15280960, 15893640, 16045008, 16516920, 16988832, 17191080, 18050634, 18164160, 18581535, 18719176, 18876480, 19072368, 19820304, 20056260, 20629296, 21059073, 21191520, 21236040, 21393344, 22022560, 22438080, 22921440, 23398970, 23840460, 24067512, 24269760, 24775380, 25429824, 25786620, 26427072, 26741680, 27246240, 27505728, 28078764, 28314720, 29730456, 30084390, 31787280, 32090016, 33033840, 33977664, 34382160, 35098455, 36101268, 37163070, 37438352, 38144736, 39640608, 40112520, 41258592, 42118146, 42383040, 42472080, 44045120, 45126585, 45842880, 46797940, 47680920, 48135024, 49550760, 51573240, 53483360, 54492480, 56157528, 56629440, 59460912, 60168780, 63177219, 63574560, 64180032, 66067680, 68764320, 70196910, 72202536, 74326140, 74876704, 76289472, 79281216, 80225040, 82517184, 84236292, 84944160, 90253170, 93595880, 95361840, 96270048, 99101520, 103146480, 105295365, 106966720, 112315056, 118921824, 120337560, 126354438, 127149120, 132135360, 137528640, 140393820, 144405072, 148652280, 149753408, 160450080, 168472584, 169888320, 180506340, 187191760, 190723680, 192540096, 198203040, 206292960, 210590730, 224630112, 237843648, 240675120, 252708876, 280787640, 288810144, 297304560, 315886095, 320900160, 336945168, 361012680, 374383520, 381447360, 396406080, 412585920, 421181460, 449260224, 481350240, 505417752, 561575280, 577620288, 594609120, 631772190, 673890336, 722025360, 748767040, 842362920, 962700480, 1010835504, 1123150560, 1189218240, 1263544380, 1347780672, 1444050720, 1684725840, 2021671008, 2246301120, 2527088760, 2888101440, 3369451680, 4043342016, 5054177520, 6738903360, 10108355040, 20216710080]

約数ペア:

[(1, 20216710080), (2, 10108355040), (3, 6738903360), (4, 5054177520), (5, 4043342016), (6, 3369451680), (7, 2888101440), (8, 2527088760), (9, 2246301120), (10, 2021671008), (12, 1684725840), (14, 1444050720), (15, 1347780672), (16, 1263544380), (17, 1189218240), (18, 1123150560), (20, 1010835504), (21, 962700480), (24, 842362920), (27, 748767040), (28, 722025360), (30, 673890336), (32, 631772190), (34, 594609120), (35, 577620288), (36, 561575280), (40, 505417752), (42, 481350240), (45, 449260224), (48, 421181460), (49, 412585920), (51, 396406080), (53, 381447360), (54, 374383520), (56, 361012680), (60, 336945168), (63, 320900160), (64, 315886095), (68, 297304560), (70, 288810144), (72, 280787640), (80, 252708876), (84, 240675120), (85, 237843648), (90, 224630112), (96, 210590730), (98, 206292960), (102, 198203040), (105, 192540096), (106, 190723680), (108, 187191760), (112, 180506340), (119, 169888320), (120, 168472584), (126, 160450080), (135, 149753408), (136, 148652280), (140, 144405072), (144, 140393820), (147, 137528640), (153, 132135360), (159, 127149120), (160, 126354438), (168, 120337560), (170, 118921824), (180, 112315056), (189, 106966720), (192, 105295365), (196, 103146480), (204, 99101520), (210, 96270048), (212, 95361840), (216, 93595880), (224, 90253170), (238, 84944160), (240, 84236292), (245, 82517184), (252, 80225040), (255, 79281216), (265, 76289472), (270, 74876704), (272, 74326140), (280, 72202536), (288, 70196910), (294, 68764320), (306, 66067680), (315, 64180032), (318, 63574560), (320, 63177219), (336, 60168780), (340, 59460912), (357, 56629440), (360, 56157528), (371, 54492480), (378, 53483360), (392, 51573240), (408, 49550760), (420, 48135024), (424, 47680920), (432, 46797940), (441, 45842880), (448, 45126585), (459, 44045120), (476, 42472080), (477, 42383040), (480, 42118146), (490, 41258592), (504, 40112520), (510, 39640608), (530, 38144736), (540, 37438352), (544, 37163070), (560, 36101268), (576, 35098455), (588, 34382160), (595, 33977664), (612, 33033840), (630, 32090016), (636, 31787280), (672, 30084390), (680, 29730456), (714, 28314720), (720, 28078764), (735, 27505728), (742, 27246240), (756, 26741680), (765, 26427072), (784, 25786620), (795, 25429824), (816, 24775380), (833, 24269760), (840, 24067512), (848, 23840460), (864, 23398970), (882, 22921440), (901, 22438080), (918, 22022560), (945, 21393344), (952, 21236040), (954, 21191520), (960, 21059073), (980, 20629296), (1008, 20056260), (1020, 19820304), (1060, 19072368), (1071, 18876480), (1080, 18719176), (1088, 18581535), (1113, 18164160), (1120, 18050634), (1176, 17191080), (1190, 16988832), (1224, 16516920), (1260, 16045008), (1272, 15893640), (1323, 15280960), (1344, 15042195), (1360, 14865228), (1428, 14157360), (1431, 14127680), (1440, 14039382), (1470, 13752864), (1484, 13623120), (1512, 13370840), (1530, 13213536), (1568, 12893310), (1590, 12714912), (1632, 12387690), (1666, 12134880), (1680, 12033756), (1696, 11920230), (1728, 11699485), (1764, 11460720), (1785, 11325888), (1802, 11219040), (1836, 11011280), (1855, 10898496), (1890, 10696672), (1904, 10618020), (1908, 10595760), (1960, 10314648), (2016, 10028130), (2040, 9910152), (2120, 9536184), (2142, 9438240), (2160, 9359588), (2205, 9168576), (2226, 9082080), (2240, 9025317), (2295, 8809024), (2352, 8595540), (2380, 8494416), (2385, 8476608), (2448, 8258460), (2499, 8089920), (2520, 8022504), (2544, 7946820), (2597, 7784640), (2646, 7640480), (2703, 7479360), (2720, 7432614), (2809, 7197120), (2856, 7078680), (2862, 7063840), (2880, 7019691), (2940, 6876432), (2968, 6811560), (3024, 6685420), (3060, 6606768), (3136, 6446655), (3180, 6357456), (3213, 6292160), (3264, 6193845), (3332, 6067440), (3339, 6054720), (3360, 6016878), (3392, 5960115), (3528, 5730360), (3570, 5662944), (3604, 5609520), (3672, 5505640), (3710, 5449248), (3780, 5348336), (3808, 5309010), (3816, 5297880), (3920, 5157324), (4032, 5014065), (4080, 4955076), (4165, 4853952), (4240, 4768092), (4284, 4719120), (4320, 4679794), (4410, 4584288), (4452, 4541040), (4505, 4487616), (4590, 4404512), (4704, 4297770), (4760, 4247208), (4770, 4238304), (4896, 4129230), (4998, 4044960), (5040, 4011252), (5088, 3973410), (5194, 3892320), (5292, 3820240), (5355, 3775296), (5406, 3739680), (5440, 3716307), (5565, 3632832), (5618, 3598560), (5712, 3539340), (5724, 3531920), (5880, 3438216), (5936, 3405780), (6048, 3342710), (6120, 3303384), (6307, 3205440), (6360, 3178728), (6426, 3146080), (6615, 3056192), (6664, 3033720), (6678, 3027360), (6720, 3008439), (7056, 2865180), (7140, 2831472), (7155, 2825536), (7208, 2804760), (7344, 2752820), (7420, 2724624), (7497, 2696640), (7560, 2674168), (7616, 2654505), (7632, 2648940), (7791, 2594880), (7840, 2578662), (8109, 2493120), (8160, 2477538), (8330, 2426976), (8427, 2399040), (8480, 2384046), (8568, 2359560), (8640, 2339897), (8820, 2292144), (8904, 2270520), (9010, 2243808), (9180, 2202256), (9408, 2148885), (9520, 2123604), (9540, 2119152), (9792, 2064615), (9996, 2022480), (10017, 2018240), (10080, 2005626), (10176, 1986705), (10388, 1946160), (10584, 1910120), (10710, 1887648), (10812, 1869840), (11130, 1816416), (11236, 1799280), (11424, 1769670), (11448, 1765960), (11760, 1719108), (11872, 1702890), (12096, 1671355), (12240, 1651692), (12495, 1617984), (12614, 1602720), (12720, 1589364), (12852, 1573040), (12985, 1556928), (13230, 1528096), (13328, 1516860), (13356, 1513680), (13515, 1495872), (14045, 1439424), (14112, 1432590), (14280, 1415736), (14310, 1412768), (14416, 1402380), (14688, 1376410), (14840, 1362312), (14994, 1348320), (15120, 1337084), (15264, 1324470), (15582, 1297440), (15680, 1289331), (16065, 1258432), (16218, 1246560), (16320, 1238769), (16660, 1213488), (16695, 1210944), (16854, 1199520), (16960, 1192023), (17136, 1179780), (17640, 1146072), (17808, 1135260), (18020, 1121904), (18360, 1101128), (18921, 1068480), (19040, 1061802), (19080, 1059576), (19663, 1028160), (19992, 1011240), (20034, 1009120), (20160, 1002813), (20776, 973080), (21168, 955060), (21420, 943824), (21624, 934920), (22260, 908208), (22472, 899640), (22491, 898880), (22848, 884835), (22896, 882980), (23373, 864960), (23520, 859554), (23744, 851445), (24327, 831040), (24480, 825846), (24990, 808992), (25228, 801360), (25281, 799680), (25440, 794682), (25704, 786520), (25970, 778464), (26460, 764048), (26656, 758430), (26712, 756840), (27030, 747936), (28090, 719712), (28224, 716295), (28560, 707868), (28620, 706384), (28832, 701190), (29376, 688205), (29680, 681156), (29988, 674160), (30240, 668542), (30528, 662235), (31164, 648720), (31535, 641088), (32130, 629216), (32436, 623280), (33320, 606744), (33390, 605472), (33708, 599760), (34272, 589890), (35280, 573036), (35616, 567630), (36040, 560952), (36720, 550564), (37485, 539328), (37842, 534240), (38080, 530901), (38160, 529788), (38955, 518976), (39326, 514080), (39984, 505620), (40068, 504560), (40545, 498624), (41552, 486540), (42135, 479808), (42336, 477530), (42840, 471912), (43248, 467460), (44149, 457920), (44520, 454104), (44944, 449820), (44982, 449440), (45792, 441490), (46746, 432480), (47040, 429777), (47753, 423360), (48654, 415520), (48960, 412923), (49980, 404496), (50085, 403648), (50456, 400680), (50562, 399840), (50880, 397341), (51408, 393260), (51940, 389232), (52920, 382024), (53312, 379215), (53424, 378420), (54060, 373968), (56180, 359856), (56763, 356160), (57120, 353934), (57240, 353192), (57664, 350595), (58989, 342720), (59360, 340578), (59976, 337080), (60480, 334271), (62328, 324360), (63070, 320544), (64260, 314608), (64872, 311640), (66640, 303372), (66780, 302736), (67416, 299880), (68544, 294945), (70119, 288320), (70560, 286518), (71232, 283815), (72080, 280476), (73440, 275282), (74970, 269664), (75684, 267120), (75843, 266560), (76320, 264894), (77910, 259488), (78652, 257040), (79968, 252810), (80136, 252280), (81090, 249312), (83104, 243270), (84270, 239904), (84672, 238765), (85680, 235956), (86496, 233730), (88298, 228960), (89040, 227052), (89888, 224910), (89964, 224720), (91584, 220745), (93492, 216240), (94605, 213696), (95506, 211680), (97308, 207760), (98315, 205632), (99960, 202248), (100170, 201824), (100912, 200340), (101124, 199920), (102816, 196630), (103880, 194616), (105840, 191012), (106848, 189210), (108120, 186984), (112360, 179928), (112455, 179776), (113526, 178080), (114240, 176967), (114480, 176596), (116865, 172992), (117978, 171360), (118720, 170289), (119952, 168540), (121635, 166208), (124656, 162180), (126140, 160272), (126405, 159936), (128520, 157304), (129744, 155820), (132447, 152640), (133280, 151686), (133560, 151368), (134832, 149940), (137641, 146880), (140238, 144160), (141120, 143259)]