20177241840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1269

約数の個数: 480

約数和(自身を含む): 80817684480

約数和(自身を除く): 60640442640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 127, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 254, 261, 280, 290, 315, 336, 348, 360, 381, 406, 420, 435, 464, 504, 508, 522, 560, 580, 609, 630, 635, 696, 720, 762, 812, 840, 870, 889, 1008, 1015, 1016, 1044, 1087, 1143, 1160, 1218, 1260, 1270, 1305, 1392, 1524, 1624, 1680, 1740, 1778, 1827, 1905, 2030, 2032, 2088, 2174, 2286, 2320, 2436, 2520, 2540, 2610, 2667, 3045, 3048, 3248, 3261, 3480, 3556, 3654, 3683, 3810, 4060, 4176, 4348, 4445, 4572, 4872, 5040, 5080, 5220, 5334, 5435, 5715, 6090, 6096, 6522, 6960, 7112, 7308, 7366, 7609, 7620, 8001, 8120, 8696, 8890, 9135, 9144, 9744, 9783, 10160, 10440, 10668, 10870, 11049, 11430, 12180, 13044, 13335, 14224, 14616, 14732, 15218, 15240, 16002, 16240, 16305, 17392, 17780, 18270, 18288, 18415, 19566, 20880, 21336, 21740, 22098, 22827, 22860, 24360, 25781, 26088, 26670, 29232, 29464, 30436, 30480, 31523, 32004, 32610, 33147, 35560, 36540, 36830, 38045, 39132, 40005, 42672, 43480, 44196, 45654, 45720, 48720, 48915, 51562, 52176, 53340, 55245, 58928, 60872, 63046, 64008, 65220, 66294, 68481, 71120, 73080, 73660, 76090, 77343, 78264, 80010, 86960, 88392, 91308, 91440, 94569, 97830, 103124, 106680, 110490, 114135, 121744, 126092, 128016, 128905, 130440, 132588, 136962, 138049, 146160, 147320, 152180, 154686, 156528, 157615, 160020, 165735, 176784, 182616, 189138, 195660, 206248, 213360, 220661, 220980, 228270, 232029, 252184, 257810, 260880, 265176, 273924, 276098, 283707, 294640, 304360, 309372, 315230, 320040, 331470, 342405, 365232, 378276, 386715, 391320, 412496, 414147, 441322, 441960, 456540, 464058, 472845, 504368, 515620, 530352, 547848, 552196, 567414, 608720, 618744, 630460, 640080, 661983, 662940, 684810, 690245, 756552, 773430, 782640, 828294, 882644, 883920, 913080, 928116, 945690, 966343, 1031240, 1095696, 1103305, 1104392, 1134828, 1160145, 1237488, 1242441, 1260920, 1323966, 1325880, 1369620, 1380490, 1418535, 1513104, 1546860, 1656588, 1765288, 1826160, 1856232, 1891380, 1932686, 1985949, 2062480, 2070735, 2206610, 2208784, 2269656, 2320290, 2484882, 2521840, 2647932, 2651760, 2739240, 2760980, 2837070, 2899029, 3093720, 3309915, 3313176, 3530576, 3712464, 3782760, 3865372, 3971898, 4003421, 4141470, 4413220, 4539312, 4640580, 4831715, 4969764, 5295864, 5478480, 5521960, 5674140, 5798058, 6187440, 6212205, 6619830, 6626352, 7565520, 7730744, 7943796, 8006842, 8282940, 8697087, 8826440, 9281160, 9663430, 9929745, 9939528, 10591728, 11043920, 11348280, 11596116, 12010263, 12424410, 13239660, 14495145, 15461488, 15887592, 16013684, 16565880, 17394174, 17652880, 18562320, 19326860, 19859490, 19879056, 20017105, 22696560, 23192232, 24020526, 24848820, 26479320, 28023947, 28990290, 31775184, 32027368, 33131760, 34788348, 36030789, 38653720, 39718980, 40034210, 43485435, 46384464, 48041052, 49697640, 52958640, 56047894, 57980580, 60051315, 64054736, 69576696, 72061578, 77307440, 79437960, 80068420, 84071841, 86970870, 96082104, 99395280, 112095788, 115961160, 120102630, 139153392, 140119735, 144123156, 158875920, 160136840, 168143682, 173941740, 180153945, 192164208, 224191576, 231922320, 240205260, 252215523, 280239470, 288246312, 320273680, 336287364, 347883480, 360307890, 420359205, 448383152, 480410520, 504431046, 560478940, 576492624, 672574728, 695766960, 720615780, 840718410, 960821040, 1008862092, 1120957880, 1261077615, 1345149456, 1441231560, 1681436820, 2017724184, 2241915760, 2522155230, 2882463120, 3362873640, 4035448368, 5044310460, 6725747280, 10088620920, 20177241840]

約数ペア:

[(1, 20177241840), (2, 10088620920), (3, 6725747280), (4, 5044310460), (5, 4035448368), (6, 3362873640), (7, 2882463120), (8, 2522155230), (9, 2241915760), (10, 2017724184), (12, 1681436820), (14, 1441231560), (15, 1345149456), (16, 1261077615), (18, 1120957880), (20, 1008862092), (21, 960821040), (24, 840718410), (28, 720615780), (29, 695766960), (30, 672574728), (35, 576492624), (36, 560478940), (40, 504431046), (42, 480410520), (45, 448383152), (48, 420359205), (56, 360307890), (58, 347883480), (60, 336287364), (63, 320273680), (70, 288246312), (72, 280239470), (80, 252215523), (84, 240205260), (87, 231922320), (90, 224191576), (105, 192164208), (112, 180153945), (116, 173941740), (120, 168143682), (126, 160136840), (127, 158875920), (140, 144123156), (144, 140119735), (145, 139153392), (168, 120102630), (174, 115961160), (180, 112095788), (203, 99395280), (210, 96082104), (232, 86970870), (240, 84071841), (252, 80068420), (254, 79437960), (261, 77307440), (280, 72061578), (290, 69576696), (315, 64054736), (336, 60051315), (348, 57980580), (360, 56047894), (381, 52958640), (406, 49697640), (420, 48041052), (435, 46384464), (464, 43485435), (504, 40034210), (508, 39718980), (522, 38653720), (560, 36030789), (580, 34788348), (609, 33131760), (630, 32027368), (635, 31775184), (696, 28990290), (720, 28023947), (762, 26479320), (812, 24848820), (840, 24020526), (870, 23192232), (889, 22696560), (1008, 20017105), (1015, 19879056), (1016, 19859490), (1044, 19326860), (1087, 18562320), (1143, 17652880), (1160, 17394174), (1218, 16565880), (1260, 16013684), (1270, 15887592), (1305, 15461488), (1392, 14495145), (1524, 13239660), (1624, 12424410), (1680, 12010263), (1740, 11596116), (1778, 11348280), (1827, 11043920), (1905, 10591728), (2030, 9939528), (2032, 9929745), (2088, 9663430), (2174, 9281160), (2286, 8826440), (2320, 8697087), (2436, 8282940), (2520, 8006842), (2540, 7943796), (2610, 7730744), (2667, 7565520), (3045, 6626352), (3048, 6619830), (3248, 6212205), (3261, 6187440), (3480, 5798058), (3556, 5674140), (3654, 5521960), (3683, 5478480), (3810, 5295864), (4060, 4969764), (4176, 4831715), (4348, 4640580), (4445, 4539312), (4572, 4413220), (4872, 4141470), (5040, 4003421), (5080, 3971898), (5220, 3865372), (5334, 3782760), (5435, 3712464), (5715, 3530576), (6090, 3313176), (6096, 3309915), (6522, 3093720), (6960, 2899029), (7112, 2837070), (7308, 2760980), (7366, 2739240), (7609, 2651760), (7620, 2647932), (8001, 2521840), (8120, 2484882), (8696, 2320290), (8890, 2269656), (9135, 2208784), (9144, 2206610), (9744, 2070735), (9783, 2062480), (10160, 1985949), (10440, 1932686), (10668, 1891380), (10870, 1856232), (11049, 1826160), (11430, 1765288), (12180, 1656588), (13044, 1546860), (13335, 1513104), (14224, 1418535), (14616, 1380490), (14732, 1369620), (15218, 1325880), (15240, 1323966), (16002, 1260920), (16240, 1242441), (16305, 1237488), (17392, 1160145), (17780, 1134828), (18270, 1104392), (18288, 1103305), (18415, 1095696), (19566, 1031240), (20880, 966343), (21336, 945690), (21740, 928116), (22098, 913080), (22827, 883920), (22860, 882644), (24360, 828294), (25781, 782640), (26088, 773430), (26670, 756552), (29232, 690245), (29464, 684810), (30436, 662940), (30480, 661983), (31523, 640080), (32004, 630460), (32610, 618744), (33147, 608720), (35560, 567414), (36540, 552196), (36830, 547848), (38045, 530352), (39132, 515620), (40005, 504368), (42672, 472845), (43480, 464058), (44196, 456540), (45654, 441960), (45720, 441322), (48720, 414147), (48915, 412496), (51562, 391320), (52176, 386715), (53340, 378276), (55245, 365232), (58928, 342405), (60872, 331470), (63046, 320040), (64008, 315230), (65220, 309372), (66294, 304360), (68481, 294640), (71120, 283707), (73080, 276098), (73660, 273924), (76090, 265176), (77343, 260880), (78264, 257810), (80010, 252184), (86960, 232029), (88392, 228270), (91308, 220980), (91440, 220661), (94569, 213360), (97830, 206248), (103124, 195660), (106680, 189138), (110490, 182616), (114135, 176784), (121744, 165735), (126092, 160020), (128016, 157615), (128905, 156528), (130440, 154686), (132588, 152180), (136962, 147320), (138049, 146160)]