20428246080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 756

約数和(自身を含む): 81113081868

約数和(自身を除く): 60684835788

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 32, 33, 36, 40, 44, 45, 48, 55, 60, 61, 62, 64, 66, 72, 80, 88, 90, 93, 96, 99, 110, 120, 121, 122, 124, 132, 144, 155, 160, 165, 176, 180, 183, 186, 192, 198, 220, 240, 242, 244, 248, 264, 279, 288, 305, 310, 320, 330, 341, 352, 360, 363, 366, 372, 396, 440, 465, 480, 484, 488, 495, 496, 528, 549, 558, 576, 605, 610, 620, 660, 671, 682, 704, 720, 726, 732, 744, 792, 880, 915, 930, 960, 961, 968, 976, 990, 992, 1023, 1056, 1089, 1098, 1116, 1210, 1220, 1240, 1320, 1342, 1364, 1395, 1440, 1452, 1464, 1488, 1584, 1705, 1760, 1815, 1830, 1860, 1891, 1922, 1936, 1952, 1980, 1984, 2013, 2046, 2112, 2178, 2196, 2232, 2420, 2440, 2480, 2640, 2684, 2728, 2745, 2790, 2880, 2883, 2904, 2928, 2976, 3069, 3168, 3355, 3410, 3520, 3630, 3660, 3720, 3751, 3782, 3844, 3872, 3904, 3960, 4026, 4092, 4356, 4392, 4464, 4805, 4840, 4880, 4960, 5115, 5280, 5368, 5445, 5456, 5490, 5580, 5673, 5766, 5808, 5856, 5952, 6039, 6138, 6336, 6710, 6820, 7260, 7320, 7381, 7440, 7502, 7564, 7688, 7744, 7920, 8052, 8184, 8649, 8712, 8784, 8928, 9455, 9610, 9680, 9760, 9920, 10065, 10230, 10560, 10571, 10736, 10890, 10912, 10980, 11160, 11253, 11346, 11532, 11616, 11712, 12078, 12276, 13420, 13640, 14415, 14520, 14640, 14762, 14880, 15004, 15128, 15345, 15376, 15840, 16104, 16368, 17019, 17298, 17424, 17568, 17856, 18755, 18910, 19220, 19360, 19520, 20130, 20460, 20801, 21142, 21472, 21780, 21824, 21960, 22143, 22320, 22506, 22692, 23064, 23232, 24156, 24552, 26840, 27280, 28365, 28830, 29040, 29280, 29524, 29760, 30008, 30195, 30256, 30690, 30752, 31680, 31713, 32208, 32736, 33759, 34038, 34596, 34848, 35136, 36905, 37510, 37820, 38440, 38720, 40260, 40920, 41602, 42284, 42944, 43245, 43560, 43920, 44286, 44640, 45012, 45384, 46128, 48312, 49104, 52855, 53680, 54560, 56265, 56730, 57660, 58080, 58560, 58621, 59048, 60016, 60390, 60512, 61380, 61504, 62403, 63426, 64416, 65472, 66429, 67518, 68076, 69192, 69696, 73810, 75020, 75640, 76880, 80520, 81840, 83204, 84568, 85095, 86490, 87120, 87840, 88572, 89280, 90024, 90768, 92256, 95139, 96624, 98208, 104005, 105710, 107360, 109120, 110715, 112530, 113460, 115320, 116160, 116281, 117242, 118096, 120032, 120780, 121024, 122760, 124806, 126852, 128832, 132858, 135036, 136152, 138384, 147620, 150040, 151280, 153760, 158565, 161040, 163680, 166408, 168795, 169136, 170190, 172980, 174240, 175680, 175863, 177144, 180048, 181536, 184512, 187209, 190278, 193248, 196416, 208010, 211420, 214720, 221430, 225060, 226920, 228811, 230640, 232562, 234484, 236192, 240064, 241560, 245520, 249612, 253704, 265716, 270072, 272304, 276768, 293105, 295240, 300080, 302560, 307520, 312015, 317130, 322080, 327360, 332145, 332816, 337590, 338272, 340380, 345960, 348480, 348843, 351726, 354288, 360096, 363072, 374418, 380556, 386496, 416020, 422840, 442860, 450120, 453840, 457622, 461280, 465124, 468968, 472384, 475695, 483120, 491040, 499224, 507408, 527589, 531432, 540144, 544608, 553536, 581405, 586210, 590480, 600160, 605120, 624030, 634260, 644160, 644831, 664290, 665632, 675180, 676544, 680760, 686433, 691920, 697686, 703452, 708576, 720192, 748836, 761112, 832040, 845680, 879315, 885720, 900240, 907680, 915244, 922560, 930248, 936045, 937936, 951390, 966240, 982080, 998448, 1014816, 1046529, 1055178, 1062864, 1080288, 1089216, 1144055, 1162810, 1172420, 1180960, 1200320, 1248060, 1268520, 1289662, 1328580, 1331264, 1350360, 1361520, 1372866, 1383840, 1395372, 1406904, 1417152, 1497672, 1522224, 1664080, 1691360, 1744215, 1758630, 1771440, 1800480, 1815360, 1830488, 1860496, 1872090, 1875872, 1902780, 1932480, 1934493, 1996896, 2029632, 2059299, 2093058, 2110356, 2125728, 2160576, 2288110, 2325620, 2344840, 2361920, 2496120, 2537040, 2579324, 2637945, 2657160, 2700720, 2723040, 2745732, 2767680, 2790744, 2813808, 2995344, 3044448, 3224155, 3328160, 3382720, 3432165, 3488430, 3517260, 3542880, 3600960, 3660976, 3720992, 3744180, 3751744, 3805560, 3868986, 3993792, 4118598, 4186116, 4220712, 4251456, 4576220, 4651240, 4689680, 4992240, 5074080, 5158648, 5232645, 5275890, 5314320, 5401440, 5446080, 5491464, 5581488, 5627616, 5803479, 5990688, 6088896, 6448310, 6656320, 6864330, 6976860, 7034520, 7085760, 7093141, 7321952, 7441984, 7488360, 7611120, 7737972, 8237196, 8372232, 8441424, 9152440, 9302480, 9379360, 9672465, 9984480, 10148160, 10296495, 10317296, 10465290, 10551780, 10628640, 10802880, 10982928, 11162976, 11255232, 11606958, 11981376, 12896620, 13728660, 13953720, 14069040, 14186282, 14643904, 14976720, 15222240, 15475944, 16474392, 16744464, 16882848, 18304880, 18604960, 18758720, 19344930, 19968960, 20592990, 20634592, 20930580, 21103560, 21257280, 21279423, 21965856, 22325952, 23213916, 25793240, 27457320, 27907440, 28138080, 28372564, 29017395, 29953440, 30444480, 30951888, 32948784, 33488928, 33765696, 35465705, 36609760, 37209920, 38689860, 41185980, 41269184, 41861160, 42207120, 42558846, 43931712, 46427832, 51586480, 54914640, 55814880, 56276160, 56745128, 58034790, 59906880, 61903776, 63838269, 65897568, 66977856, 70931410, 73219520, 77379720, 82371960, 83722320, 84414240, 85117692, 92855664, 103172960, 106397115, 109829280, 111629760, 113490256, 116069580, 123807552, 127676538, 131795136, 141862820, 154759440, 164743920, 167444640, 168828480, 170235384, 185711328, 206345920, 212794230, 219658560, 226980512, 232139160, 255353076, 283725640, 309518880, 319191345, 329487840, 334889280, 340470768, 371422656, 425588460, 453961024, 464278320, 510706152, 567451280, 619037760, 638382690, 658975680, 680941536, 851176920, 928556640, 1021412304, 1134902560, 1276765380, 1361883072, 1702353840, 1857113280, 2042824608, 2269805120, 2553530760, 3404707680, 4085649216, 5107061520, 6809415360, 10214123040, 20428246080]

約数ペア:

[(1, 20428246080), (2, 10214123040), (3, 6809415360), (4, 5107061520), (5, 4085649216), (6, 3404707680), (8, 2553530760), (9, 2269805120), (10, 2042824608), (11, 1857113280), (12, 1702353840), (15, 1361883072), (16, 1276765380), (18, 1134902560), (20, 1021412304), (22, 928556640), (24, 851176920), (30, 680941536), (31, 658975680), (32, 638382690), (33, 619037760), (36, 567451280), (40, 510706152), (44, 464278320), (45, 453961024), (48, 425588460), (55, 371422656), (60, 340470768), (61, 334889280), (62, 329487840), (64, 319191345), (66, 309518880), (72, 283725640), (80, 255353076), (88, 232139160), (90, 226980512), (93, 219658560), (96, 212794230), (99, 206345920), (110, 185711328), (120, 170235384), (121, 168828480), (122, 167444640), (124, 164743920), (132, 154759440), (144, 141862820), (155, 131795136), (160, 127676538), (165, 123807552), (176, 116069580), (180, 113490256), (183, 111629760), (186, 109829280), (192, 106397115), (198, 103172960), (220, 92855664), (240, 85117692), (242, 84414240), (244, 83722320), (248, 82371960), (264, 77379720), (279, 73219520), (288, 70931410), (305, 66977856), (310, 65897568), (320, 63838269), (330, 61903776), (341, 59906880), (352, 58034790), (360, 56745128), (363, 56276160), (366, 55814880), (372, 54914640), (396, 51586480), (440, 46427832), (465, 43931712), (480, 42558846), (484, 42207120), (488, 41861160), (495, 41269184), (496, 41185980), (528, 38689860), (549, 37209920), (558, 36609760), (576, 35465705), (605, 33765696), (610, 33488928), (620, 32948784), (660, 30951888), (671, 30444480), (682, 29953440), (704, 29017395), (720, 28372564), (726, 28138080), (732, 27907440), (744, 27457320), (792, 25793240), (880, 23213916), (915, 22325952), (930, 21965856), (960, 21279423), (961, 21257280), (968, 21103560), (976, 20930580), (990, 20634592), (992, 20592990), (1023, 19968960), (1056, 19344930), (1089, 18758720), (1098, 18604960), (1116, 18304880), (1210, 16882848), (1220, 16744464), (1240, 16474392), (1320, 15475944), (1342, 15222240), (1364, 14976720), (1395, 14643904), (1440, 14186282), (1452, 14069040), (1464, 13953720), (1488, 13728660), (1584, 12896620), (1705, 11981376), (1760, 11606958), (1815, 11255232), (1830, 11162976), (1860, 10982928), (1891, 10802880), (1922, 10628640), (1936, 10551780), (1952, 10465290), (1980, 10317296), (1984, 10296495), (2013, 10148160), (2046, 9984480), (2112, 9672465), (2178, 9379360), (2196, 9302480), (2232, 9152440), (2420, 8441424), (2440, 8372232), (2480, 8237196), (2640, 7737972), (2684, 7611120), (2728, 7488360), (2745, 7441984), (2790, 7321952), (2880, 7093141), (2883, 7085760), (2904, 7034520), (2928, 6976860), (2976, 6864330), (3069, 6656320), (3168, 6448310), (3355, 6088896), (3410, 5990688), (3520, 5803479), (3630, 5627616), (3660, 5581488), (3720, 5491464), (3751, 5446080), (3782, 5401440), (3844, 5314320), (3872, 5275890), (3904, 5232645), (3960, 5158648), (4026, 5074080), (4092, 4992240), (4356, 4689680), (4392, 4651240), (4464, 4576220), (4805, 4251456), (4840, 4220712), (4880, 4186116), (4960, 4118598), (5115, 3993792), (5280, 3868986), (5368, 3805560), (5445, 3751744), (5456, 3744180), (5490, 3720992), (5580, 3660976), (5673, 3600960), (5766, 3542880), (5808, 3517260), (5856, 3488430), (5952, 3432165), (6039, 3382720), (6138, 3328160), (6336, 3224155), (6710, 3044448), (6820, 2995344), (7260, 2813808), (7320, 2790744), (7381, 2767680), (7440, 2745732), (7502, 2723040), (7564, 2700720), (7688, 2657160), (7744, 2637945), (7920, 2579324), (8052, 2537040), (8184, 2496120), (8649, 2361920), (8712, 2344840), (8784, 2325620), (8928, 2288110), (9455, 2160576), (9610, 2125728), (9680, 2110356), (9760, 2093058), (9920, 2059299), (10065, 2029632), (10230, 1996896), (10560, 1934493), (10571, 1932480), (10736, 1902780), (10890, 1875872), (10912, 1872090), (10980, 1860496), (11160, 1830488), (11253, 1815360), (11346, 1800480), (11532, 1771440), (11616, 1758630), (11712, 1744215), (12078, 1691360), (12276, 1664080), (13420, 1522224), (13640, 1497672), (14415, 1417152), (14520, 1406904), (14640, 1395372), (14762, 1383840), (14880, 1372866), (15004, 1361520), (15128, 1350360), (15345, 1331264), (15376, 1328580), (15840, 1289662), (16104, 1268520), (16368, 1248060), (17019, 1200320), (17298, 1180960), (17424, 1172420), (17568, 1162810), (17856, 1144055), (18755, 1089216), (18910, 1080288), (19220, 1062864), (19360, 1055178), (19520, 1046529), (20130, 1014816), (20460, 998448), (20801, 982080), (21142, 966240), (21472, 951390), (21780, 937936), (21824, 936045), (21960, 930248), (22143, 922560), (22320, 915244), (22506, 907680), (22692, 900240), (23064, 885720), (23232, 879315), (24156, 845680), (24552, 832040), (26840, 761112), (27280, 748836), (28365, 720192), (28830, 708576), (29040, 703452), (29280, 697686), (29524, 691920), (29760, 686433), (30008, 680760), (30195, 676544), (30256, 675180), (30690, 665632), (30752, 664290), (31680, 644831), (31713, 644160), (32208, 634260), (32736, 624030), (33759, 605120), (34038, 600160), (34596, 590480), (34848, 586210), (35136, 581405), (36905, 553536), (37510, 544608), (37820, 540144), (38440, 531432), (38720, 527589), (40260, 507408), (40920, 499224), (41602, 491040), (42284, 483120), (42944, 475695), (43245, 472384), (43560, 468968), (43920, 465124), (44286, 461280), (44640, 457622), (45012, 453840), (45384, 450120), (46128, 442860), (48312, 422840), (49104, 416020), (52855, 386496), (53680, 380556), (54560, 374418), (56265, 363072), (56730, 360096), (57660, 354288), (58080, 351726), (58560, 348843), (58621, 348480), (59048, 345960), (60016, 340380), (60390, 338272), (60512, 337590), (61380, 332816), (61504, 332145), (62403, 327360), (63426, 322080), (64416, 317130), (65472, 312015), (66429, 307520), (67518, 302560), (68076, 300080), (69192, 295240), (69696, 293105), (73810, 276768), (75020, 272304), (75640, 270072), (76880, 265716), (80520, 253704), (81840, 249612), (83204, 245520), (84568, 241560), (85095, 240064), (86490, 236192), (87120, 234484), (87840, 232562), (88572, 230640), (89280, 228811), (90024, 226920), (90768, 225060), (92256, 221430), (95139, 214720), (96624, 211420), (98208, 208010), (104005, 196416), (105710, 193248), (107360, 190278), (109120, 187209), (110715, 184512), (112530, 181536), (113460, 180048), (115320, 177144), (116160, 175863), (116281, 175680), (117242, 174240), (118096, 172980), (120032, 170190), (120780, 169136), (121024, 168795), (122760, 166408), (124806, 163680), (126852, 161040), (128832, 158565), (132858, 153760), (135036, 151280), (136152, 150040), (138384, 147620)]