20520829440

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 640

約数和(自身を含む): 76963645440

約数和(自身を除く): 56442816000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 61, 62, 64, 72, 80, 90, 93, 96, 108, 120, 122, 124, 128, 135, 144, 155, 157, 160, 180, 183, 186, 192, 216, 240, 244, 248, 256, 270, 279, 288, 305, 310, 314, 320, 360, 366, 372, 384, 432, 465, 471, 480, 488, 496, 512, 540, 549, 558, 576, 610, 620, 628, 640, 720, 732, 744, 768, 785, 837, 864, 915, 930, 942, 960, 976, 992, 1080, 1098, 1116, 1152, 1220, 1240, 1256, 1280, 1395, 1413, 1440, 1464, 1488, 1536, 1570, 1647, 1674, 1728, 1830, 1860, 1884, 1891, 1920, 1952, 1984, 2160, 2196, 2232, 2304, 2355, 2440, 2480, 2512, 2560, 2745, 2790, 2826, 2880, 2928, 2976, 3140, 3294, 3348, 3456, 3660, 3720, 3768, 3782, 3840, 3904, 3968, 4185, 4239, 4320, 4392, 4464, 4608, 4710, 4867, 4880, 4960, 5024, 5490, 5580, 5652, 5673, 5760, 5856, 5952, 6280, 6588, 6696, 6912, 7065, 7320, 7440, 7536, 7564, 7680, 7808, 7936, 8235, 8370, 8478, 8640, 8784, 8928, 9420, 9455, 9577, 9734, 9760, 9920, 10048, 10980, 11160, 11304, 11346, 11520, 11712, 11904, 12560, 13176, 13392, 13824, 14130, 14601, 14640, 14880, 15072, 15128, 15616, 15872, 16470, 16740, 16956, 17019, 17280, 17568, 17856, 18840, 18910, 19154, 19468, 19520, 19840, 20096, 21195, 21960, 22320, 22608, 22692, 23040, 23424, 23808, 24335, 25120, 26352, 26784, 28260, 28365, 28731, 29202, 29280, 29760, 30144, 30256, 31232, 32940, 33480, 33912, 34038, 34560, 35136, 35712, 37680, 37820, 38308, 38936, 39040, 39680, 40192, 42390, 43803, 43920, 44640, 45216, 45384, 46848, 47616, 47885, 48670, 50240, 51057, 52704, 53568, 56520, 56730, 57462, 58404, 58560, 59520, 60288, 60512, 65880, 66960, 67824, 68076, 69120, 70272, 71424, 73005, 75360, 75640, 76616, 77872, 78080, 79360, 80384, 84780, 85095, 86193, 87606, 87840, 89280, 90432, 90768, 93696, 95770, 97340, 100480, 102114, 105408, 107136, 113040, 113460, 114924, 116808, 117120, 119040, 120576, 121024, 131409, 131760, 133920, 135648, 136152, 140544, 142848, 143655, 146010, 150720, 151280, 153232, 155744, 156160, 169560, 170190, 172386, 175212, 175680, 178560, 180864, 181536, 191540, 194680, 200960, 204228, 210816, 214272, 219015, 226080, 226920, 229848, 233616, 234240, 238080, 241152, 242048, 255285, 258579, 262818, 263520, 267840, 271296, 272304, 281088, 287310, 292020, 296887, 301440, 302560, 306464, 311488, 339120, 340380, 344772, 350424, 351360, 357120, 361728, 363072, 383080, 389360, 401920, 408456, 421632, 428544, 430965, 438030, 452160, 453840, 459696, 467232, 468480, 484096, 510570, 517158, 525636, 527040, 535680, 542592, 544608, 574620, 584040, 593774, 602880, 605120, 612928, 622976, 657045, 678240, 680760, 689544, 700848, 702720, 714240, 723456, 726144, 766160, 778720, 816912, 843264, 861930, 876060, 890661, 904320, 907680, 919392, 934464, 968192, 1021140, 1034316, 1051272, 1054080, 1071360, 1085184, 1089216, 1149240, 1168080, 1187548, 1205760, 1210240, 1225856, 1245952, 1292895, 1314090, 1356480, 1361520, 1379088, 1401696, 1405440, 1452288, 1484435, 1532320, 1557440, 1633824, 1723860, 1752120, 1781322, 1808640, 1815360, 1838784, 1868928, 2042280, 2068632, 2102544, 2108160, 2142720, 2170368, 2178432, 2298480, 2336160, 2375096, 2420480, 2451712, 2491904, 2585790, 2628180, 2671983, 2712960, 2723040, 2758176, 2803392, 2904576, 2968870, 3064640, 3114880, 3267648, 3447720, 3504240, 3562644, 3617280, 3630720, 3677568, 3737856, 4084560, 4137264, 4205088, 4216320, 4356864, 4453305, 4596960, 4672320, 4750192, 4840960, 4903424, 5171580, 5256360, 5343966, 5425920, 5446080, 5516352, 5606784, 5937740, 6129280, 6229760, 6535296, 6895440, 7008480, 7125288, 7261440, 7355136, 7475712, 8015949, 8169120, 8274528, 8410176, 8713728, 8906610, 9193920, 9344640, 9500384, 10343160, 10512720, 10687932, 10851840, 10892160, 11032704, 11213568, 11875480, 12258560, 12459520, 13070592, 13359915, 13790880, 14016960, 14250576, 14522880, 14710272, 16031898, 16338240, 16549056, 16820352, 17813220, 18387840, 18689280, 19000768, 20686320, 21025440, 21375864, 21784320, 22065408, 22427136, 23750960, 24517120, 26141184, 26719830, 27581760, 28033920, 28501152, 32063796, 32676480, 33098112, 33640704, 35626440, 36775680, 37378560, 38001536, 40079745, 41372640, 42050880, 42751728, 43568640, 44130816, 47501920, 53439660, 55163520, 56067840, 57002304, 64127592, 65352960, 66196224, 67281408, 71252880, 73551360, 76003072, 80159490, 82745280, 84101760, 85503456, 95003840, 106879320, 110327040, 112135680, 114004608, 128255184, 130705920, 132392448, 142505760, 152006144, 160318980, 165490560, 168203520, 171006912, 190007680, 213758640, 220654080, 228009216, 256510368, 285011520, 320637960, 330981120, 336407040, 342013824, 380015360, 427517280, 456018432, 513020736, 570023040, 641275920, 661962240, 684027648, 760030720, 855034560, 1026041472, 1140046080, 1282551840, 1368055296, 1710069120, 2052082944, 2280092160, 2565103680, 3420138240, 4104165888, 5130207360, 6840276480, 10260414720, 20520829440]

約数ペア:

[(1, 20520829440), (2, 10260414720), (3, 6840276480), (4, 5130207360), (5, 4104165888), (6, 3420138240), (8, 2565103680), (9, 2280092160), (10, 2052082944), (12, 1710069120), (15, 1368055296), (16, 1282551840), (18, 1140046080), (20, 1026041472), (24, 855034560), (27, 760030720), (30, 684027648), (31, 661962240), (32, 641275920), (36, 570023040), (40, 513020736), (45, 456018432), (48, 427517280), (54, 380015360), (60, 342013824), (61, 336407040), (62, 330981120), (64, 320637960), (72, 285011520), (80, 256510368), (90, 228009216), (93, 220654080), (96, 213758640), (108, 190007680), (120, 171006912), (122, 168203520), (124, 165490560), (128, 160318980), (135, 152006144), (144, 142505760), (155, 132392448), (157, 130705920), (160, 128255184), (180, 114004608), (183, 112135680), (186, 110327040), (192, 106879320), (216, 95003840), (240, 85503456), (244, 84101760), (248, 82745280), (256, 80159490), (270, 76003072), (279, 73551360), (288, 71252880), (305, 67281408), (310, 66196224), (314, 65352960), (320, 64127592), (360, 57002304), (366, 56067840), (372, 55163520), (384, 53439660), (432, 47501920), (465, 44130816), (471, 43568640), (480, 42751728), (488, 42050880), (496, 41372640), (512, 40079745), (540, 38001536), (549, 37378560), (558, 36775680), (576, 35626440), (610, 33640704), (620, 33098112), (628, 32676480), (640, 32063796), (720, 28501152), (732, 28033920), (744, 27581760), (768, 26719830), (785, 26141184), (837, 24517120), (864, 23750960), (915, 22427136), (930, 22065408), (942, 21784320), (960, 21375864), (976, 21025440), (992, 20686320), (1080, 19000768), (1098, 18689280), (1116, 18387840), (1152, 17813220), (1220, 16820352), (1240, 16549056), (1256, 16338240), (1280, 16031898), (1395, 14710272), (1413, 14522880), (1440, 14250576), (1464, 14016960), (1488, 13790880), (1536, 13359915), (1570, 13070592), (1647, 12459520), (1674, 12258560), (1728, 11875480), (1830, 11213568), (1860, 11032704), (1884, 10892160), (1891, 10851840), (1920, 10687932), (1952, 10512720), (1984, 10343160), (2160, 9500384), (2196, 9344640), (2232, 9193920), (2304, 8906610), (2355, 8713728), (2440, 8410176), (2480, 8274528), (2512, 8169120), (2560, 8015949), (2745, 7475712), (2790, 7355136), (2826, 7261440), (2880, 7125288), (2928, 7008480), (2976, 6895440), (3140, 6535296), (3294, 6229760), (3348, 6129280), (3456, 5937740), (3660, 5606784), (3720, 5516352), (3768, 5446080), (3782, 5425920), (3840, 5343966), (3904, 5256360), (3968, 5171580), (4185, 4903424), (4239, 4840960), (4320, 4750192), (4392, 4672320), (4464, 4596960), (4608, 4453305), (4710, 4356864), (4867, 4216320), (4880, 4205088), (4960, 4137264), (5024, 4084560), (5490, 3737856), (5580, 3677568), (5652, 3630720), (5673, 3617280), (5760, 3562644), (5856, 3504240), (5952, 3447720), (6280, 3267648), (6588, 3114880), (6696, 3064640), (6912, 2968870), (7065, 2904576), (7320, 2803392), (7440, 2758176), (7536, 2723040), (7564, 2712960), (7680, 2671983), (7808, 2628180), (7936, 2585790), (8235, 2491904), (8370, 2451712), (8478, 2420480), (8640, 2375096), (8784, 2336160), (8928, 2298480), (9420, 2178432), (9455, 2170368), (9577, 2142720), (9734, 2108160), (9760, 2102544), (9920, 2068632), (10048, 2042280), (10980, 1868928), (11160, 1838784), (11304, 1815360), (11346, 1808640), (11520, 1781322), (11712, 1752120), (11904, 1723860), (12560, 1633824), (13176, 1557440), (13392, 1532320), (13824, 1484435), (14130, 1452288), (14601, 1405440), (14640, 1401696), (14880, 1379088), (15072, 1361520), (15128, 1356480), (15616, 1314090), (15872, 1292895), (16470, 1245952), (16740, 1225856), (16956, 1210240), (17019, 1205760), (17280, 1187548), (17568, 1168080), (17856, 1149240), (18840, 1089216), (18910, 1085184), (19154, 1071360), (19468, 1054080), (19520, 1051272), (19840, 1034316), (20096, 1021140), (21195, 968192), (21960, 934464), (22320, 919392), (22608, 907680), (22692, 904320), (23040, 890661), (23424, 876060), (23808, 861930), (24335, 843264), (25120, 816912), (26352, 778720), (26784, 766160), (28260, 726144), (28365, 723456), (28731, 714240), (29202, 702720), (29280, 700848), (29760, 689544), (30144, 680760), (30256, 678240), (31232, 657045), (32940, 622976), (33480, 612928), (33912, 605120), (34038, 602880), (34560, 593774), (35136, 584040), (35712, 574620), (37680, 544608), (37820, 542592), (38308, 535680), (38936, 527040), (39040, 525636), (39680, 517158), (40192, 510570), (42390, 484096), (43803, 468480), (43920, 467232), (44640, 459696), (45216, 453840), (45384, 452160), (46848, 438030), (47616, 430965), (47885, 428544), (48670, 421632), (50240, 408456), (51057, 401920), (52704, 389360), (53568, 383080), (56520, 363072), (56730, 361728), (57462, 357120), (58404, 351360), (58560, 350424), (59520, 344772), (60288, 340380), (60512, 339120), (65880, 311488), (66960, 306464), (67824, 302560), (68076, 301440), (69120, 296887), (70272, 292020), (71424, 287310), (73005, 281088), (75360, 272304), (75640, 271296), (76616, 267840), (77872, 263520), (78080, 262818), (79360, 258579), (80384, 255285), (84780, 242048), (85095, 241152), (86193, 238080), (87606, 234240), (87840, 233616), (89280, 229848), (90432, 226920), (90768, 226080), (93696, 219015), (95770, 214272), (97340, 210816), (100480, 204228), (102114, 200960), (105408, 194680), (107136, 191540), (113040, 181536), (113460, 180864), (114924, 178560), (116808, 175680), (117120, 175212), (119040, 172386), (120576, 170190), (121024, 169560), (131409, 156160), (131760, 155744), (133920, 153232), (135648, 151280), (136152, 150720), (140544, 146010), (142848, 143655)]