20788530840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{863}}^1$

素因数の和:988

約数の個数: 576

約数和(自身を含む): 86046105600

約数和(自身を除く): 65257574760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 79, 84, 88, 90, 99, 105, 110, 120, 121, 126, 132, 140, 154, 158, 165, 168, 180, 198, 210, 220, 231, 237, 242, 252, 264, 280, 308, 315, 316, 330, 360, 363, 385, 395, 396, 420, 440, 462, 474, 484, 495, 504, 553, 605, 616, 630, 632, 660, 693, 711, 726, 770, 790, 792, 840, 847, 863, 869, 924, 948, 968, 990, 1089, 1106, 1155, 1185, 1210, 1260, 1320, 1386, 1422, 1452, 1540, 1580, 1659, 1694, 1726, 1738, 1815, 1848, 1896, 1980, 2178, 2212, 2310, 2370, 2420, 2520, 2541, 2589, 2607, 2765, 2772, 2844, 2904, 3080, 3160, 3318, 3388, 3452, 3465, 3476, 3555, 3630, 3960, 4235, 4315, 4345, 4356, 4424, 4620, 4740, 4840, 4977, 5082, 5178, 5214, 5445, 5530, 5544, 5688, 6041, 6083, 6636, 6776, 6904, 6930, 6952, 7110, 7260, 7623, 7767, 7821, 8295, 8470, 8630, 8690, 8712, 9240, 9480, 9493, 9559, 9954, 10164, 10356, 10428, 10890, 11060, 12082, 12166, 12705, 12945, 13035, 13272, 13860, 14220, 14520, 15246, 15534, 15642, 16590, 16940, 17260, 17380, 18123, 18249, 18986, 19118, 19908, 20328, 20712, 20856, 21780, 22120, 24164, 24332, 24885, 25410, 25890, 26070, 27720, 28440, 28479, 28677, 30205, 30415, 30492, 31068, 31284, 33180, 33880, 34520, 34760, 36246, 36498, 37972, 38115, 38236, 38835, 39105, 39816, 43560, 47465, 47795, 48328, 48664, 49770, 50820, 51780, 52140, 54369, 54747, 56958, 57354, 60410, 60830, 60984, 62136, 62568, 66360, 66451, 66913, 68177, 72492, 72996, 75944, 76230, 76472, 77670, 78210, 85437, 86031, 90615, 91245, 94930, 95590, 99540, 101640, 103560, 104280, 104423, 108738, 109494, 113916, 114708, 120820, 121660, 132902, 133826, 136354, 142395, 143385, 144984, 145992, 152460, 155340, 156420, 170874, 172062, 181230, 182490, 189860, 191180, 199080, 199353, 200739, 204531, 208846, 217476, 218988, 227832, 229416, 241640, 243320, 265804, 267652, 271845, 272708, 273735, 284790, 286770, 304920, 310680, 312840, 313269, 332255, 334565, 340885, 341748, 344124, 362460, 364980, 379720, 382360, 398706, 401478, 409062, 417692, 427185, 430155, 434952, 437976, 477239, 522115, 531608, 535304, 543690, 545416, 547470, 569580, 573540, 598059, 602217, 613593, 626538, 664510, 669130, 681770, 683496, 688248, 724920, 729960, 730961, 749947, 797412, 802956, 818124, 835384, 854370, 860310, 939807, 954478, 996765, 1003695, 1022655, 1044230, 1087380, 1094940, 1139160, 1147080, 1196118, 1204434, 1227186, 1253076, 1329020, 1338260, 1363540, 1431717, 1461922, 1499894, 1566345, 1594824, 1605912, 1636248, 1708740, 1720620, 1879614, 1908956, 1993530, 2007390, 2045310, 2088460, 2174760, 2189880, 2192883, 2249841, 2386195, 2392236, 2408868, 2454372, 2506152, 2658040, 2676520, 2727080, 2863434, 2923844, 2990295, 2999788, 3011085, 3067965, 3132690, 3417480, 3441240, 3654805, 3749735, 3759228, 3817912, 3987060, 4014780, 4090620, 4176920, 4295151, 4385766, 4499682, 4699035, 4772390, 4784472, 4817736, 4908744, 5249629, 5726868, 5847688, 5980590, 5999576, 6022170, 6135930, 6265380, 6578649, 6749523, 7158585, 7309610, 7499470, 7518456, 7974120, 8029560, 8181240, 8249417, 8590302, 8771532, 8999364, 9398070, 9544780, 10499258, 10964415, 11249205, 11453736, 11961180, 12044340, 12271860, 12530760, 13157298, 13499046, 14317170, 14619220, 14998940, 15748887, 16498834, 17180604, 17543064, 17998728, 18796140, 19089560, 20998516, 21475755, 21928830, 22498410, 23922360, 24088680, 24543720, 24748251, 26248145, 26314596, 26998092, 28634340, 29238440, 29997880, 31497774, 32893245, 32997668, 33747615, 34361208, 37592280, 41247085, 41997032, 42951510, 43857660, 44996820, 47246661, 49496502, 52496290, 52629192, 53996184, 57268680, 57745919, 62995548, 65786490, 65995336, 67495230, 74244753, 78744435, 82494170, 85903020, 87715320, 89993640, 94493322, 98993004, 104992580, 115491838, 123741255, 125991096, 131572980, 134990460, 148489506, 157488870, 164988340, 171806040, 173237757, 188986644, 197986008, 209985160, 230983676, 236233305, 247482510, 263145960, 269980920, 288729595, 296979012, 314977740, 329976680, 346475514, 371223765, 377973288, 461967352, 472466610, 494965020, 519713271, 577459190, 593958024, 629955480, 692951028, 742447530, 866188785, 944933220, 989930040, 1039426542, 1154918380, 1385902056, 1484895060, 1732377570, 1889866440, 2078853084, 2309836760, 2598566355, 2969790120, 3464755140, 4157706168, 5197132710, 6929510280, 10394265420, 20788530840]

約数ペア:

[(1, 20788530840), (2, 10394265420), (3, 6929510280), (4, 5197132710), (5, 4157706168), (6, 3464755140), (7, 2969790120), (8, 2598566355), (9, 2309836760), (10, 2078853084), (11, 1889866440), (12, 1732377570), (14, 1484895060), (15, 1385902056), (18, 1154918380), (20, 1039426542), (21, 989930040), (22, 944933220), (24, 866188785), (28, 742447530), (30, 692951028), (33, 629955480), (35, 593958024), (36, 577459190), (40, 519713271), (42, 494965020), (44, 472466610), (45, 461967352), (55, 377973288), (56, 371223765), (60, 346475514), (63, 329976680), (66, 314977740), (70, 296979012), (72, 288729595), (77, 269980920), (79, 263145960), (84, 247482510), (88, 236233305), (90, 230983676), (99, 209985160), (105, 197986008), (110, 188986644), (120, 173237757), (121, 171806040), (126, 164988340), (132, 157488870), (140, 148489506), (154, 134990460), (158, 131572980), (165, 125991096), (168, 123741255), (180, 115491838), (198, 104992580), (210, 98993004), (220, 94493322), (231, 89993640), (237, 87715320), (242, 85903020), (252, 82494170), (264, 78744435), (280, 74244753), (308, 67495230), (315, 65995336), (316, 65786490), (330, 62995548), (360, 57745919), (363, 57268680), (385, 53996184), (395, 52629192), (396, 52496290), (420, 49496502), (440, 47246661), (462, 44996820), (474, 43857660), (484, 42951510), (495, 41997032), (504, 41247085), (553, 37592280), (605, 34361208), (616, 33747615), (630, 32997668), (632, 32893245), (660, 31497774), (693, 29997880), (711, 29238440), (726, 28634340), (770, 26998092), (790, 26314596), (792, 26248145), (840, 24748251), (847, 24543720), (863, 24088680), (869, 23922360), (924, 22498410), (948, 21928830), (968, 21475755), (990, 20998516), (1089, 19089560), (1106, 18796140), (1155, 17998728), (1185, 17543064), (1210, 17180604), (1260, 16498834), (1320, 15748887), (1386, 14998940), (1422, 14619220), (1452, 14317170), (1540, 13499046), (1580, 13157298), (1659, 12530760), (1694, 12271860), (1726, 12044340), (1738, 11961180), (1815, 11453736), (1848, 11249205), (1896, 10964415), (1980, 10499258), (2178, 9544780), (2212, 9398070), (2310, 8999364), (2370, 8771532), (2420, 8590302), (2520, 8249417), (2541, 8181240), (2589, 8029560), (2607, 7974120), (2765, 7518456), (2772, 7499470), (2844, 7309610), (2904, 7158585), (3080, 6749523), (3160, 6578649), (3318, 6265380), (3388, 6135930), (3452, 6022170), (3465, 5999576), (3476, 5980590), (3555, 5847688), (3630, 5726868), (3960, 5249629), (4235, 4908744), (4315, 4817736), (4345, 4784472), (4356, 4772390), (4424, 4699035), (4620, 4499682), (4740, 4385766), (4840, 4295151), (4977, 4176920), (5082, 4090620), (5178, 4014780), (5214, 3987060), (5445, 3817912), (5530, 3759228), (5544, 3749735), (5688, 3654805), (6041, 3441240), (6083, 3417480), (6636, 3132690), (6776, 3067965), (6904, 3011085), (6930, 2999788), (6952, 2990295), (7110, 2923844), (7260, 2863434), (7623, 2727080), (7767, 2676520), (7821, 2658040), (8295, 2506152), (8470, 2454372), (8630, 2408868), (8690, 2392236), (8712, 2386195), (9240, 2249841), (9480, 2192883), (9493, 2189880), (9559, 2174760), (9954, 2088460), (10164, 2045310), (10356, 2007390), (10428, 1993530), (10890, 1908956), (11060, 1879614), (12082, 1720620), (12166, 1708740), (12705, 1636248), (12945, 1605912), (13035, 1594824), (13272, 1566345), (13860, 1499894), (14220, 1461922), (14520, 1431717), (15246, 1363540), (15534, 1338260), (15642, 1329020), (16590, 1253076), (16940, 1227186), (17260, 1204434), (17380, 1196118), (18123, 1147080), (18249, 1139160), (18986, 1094940), (19118, 1087380), (19908, 1044230), (20328, 1022655), (20712, 1003695), (20856, 996765), (21780, 954478), (22120, 939807), (24164, 860310), (24332, 854370), (24885, 835384), (25410, 818124), (25890, 802956), (26070, 797412), (27720, 749947), (28440, 730961), (28479, 729960), (28677, 724920), (30205, 688248), (30415, 683496), (30492, 681770), (31068, 669130), (31284, 664510), (33180, 626538), (33880, 613593), (34520, 602217), (34760, 598059), (36246, 573540), (36498, 569580), (37972, 547470), (38115, 545416), (38236, 543690), (38835, 535304), (39105, 531608), (39816, 522115), (43560, 477239), (47465, 437976), (47795, 434952), (48328, 430155), (48664, 427185), (49770, 417692), (50820, 409062), (51780, 401478), (52140, 398706), (54369, 382360), (54747, 379720), (56958, 364980), (57354, 362460), (60410, 344124), (60830, 341748), (60984, 340885), (62136, 334565), (62568, 332255), (66360, 313269), (66451, 312840), (66913, 310680), (68177, 304920), (72492, 286770), (72996, 284790), (75944, 273735), (76230, 272708), (76472, 271845), (77670, 267652), (78210, 265804), (85437, 243320), (86031, 241640), (90615, 229416), (91245, 227832), (94930, 218988), (95590, 217476), (99540, 208846), (101640, 204531), (103560, 200739), (104280, 199353), (104423, 199080), (108738, 191180), (109494, 189860), (113916, 182490), (114708, 181230), (120820, 172062), (121660, 170874), (132902, 156420), (133826, 155340), (136354, 152460), (142395, 145992), (143385, 144984)]