20454405120

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:148

約数の個数: 880

約数和(自身を含む): 79513471488

約数和(自身を除く): 59059066368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 37, 40, 43, 45, 48, 54, 60, 62, 64, 72, 74, 80, 81, 86, 90, 93, 96, 108, 111, 120, 124, 128, 129, 135, 144, 148, 155, 160, 162, 172, 180, 185, 186, 192, 215, 216, 222, 240, 248, 256, 258, 270, 279, 288, 296, 310, 320, 324, 333, 344, 360, 370, 372, 384, 387, 405, 430, 432, 444, 465, 480, 496, 512, 516, 540, 555, 558, 576, 592, 620, 640, 645, 648, 666, 688, 720, 740, 744, 768, 774, 810, 837, 860, 864, 888, 930, 960, 992, 999, 1024, 1032, 1080, 1110, 1116, 1147, 1152, 1161, 1184, 1240, 1280, 1290, 1296, 1332, 1333, 1376, 1395, 1440, 1480, 1488, 1536, 1548, 1591, 1620, 1665, 1674, 1720, 1728, 1776, 1860, 1920, 1935, 1984, 1998, 2064, 2160, 2220, 2232, 2294, 2304, 2322, 2368, 2480, 2511, 2560, 2580, 2592, 2664, 2666, 2752, 2790, 2880, 2960, 2976, 2997, 3072, 3096, 3182, 3240, 3330, 3348, 3440, 3441, 3456, 3483, 3552, 3720, 3840, 3870, 3968, 3996, 3999, 4128, 4185, 4320, 4440, 4464, 4588, 4608, 4644, 4736, 4773, 4960, 4995, 5022, 5120, 5160, 5184, 5328, 5332, 5504, 5580, 5735, 5760, 5805, 5920, 5952, 5994, 6192, 6364, 6480, 6660, 6665, 6696, 6880, 6882, 6912, 6966, 7104, 7440, 7680, 7740, 7936, 7955, 7992, 7998, 8256, 8370, 8640, 8880, 8928, 9176, 9216, 9288, 9472, 9546, 9920, 9990, 10044, 10320, 10323, 10368, 10656, 10664, 11008, 11160, 11470, 11520, 11610, 11840, 11904, 11988, 11997, 12384, 12555, 12728, 12960, 13320, 13330, 13392, 13760, 13764, 13824, 13932, 14208, 14319, 14880, 14985, 15360, 15480, 15872, 15910, 15984, 15996, 16512, 16740, 17205, 17280, 17415, 17760, 17856, 18352, 18576, 18944, 19092, 19840, 19980, 19995, 20088, 20640, 20646, 20736, 21312, 21328, 22016, 22320, 22940, 23040, 23220, 23680, 23808, 23865, 23976, 23994, 24768, 25110, 25456, 25920, 26640, 26660, 26784, 27520, 27528, 27648, 27864, 28416, 28638, 29760, 29970, 30960, 30969, 31744, 31820, 31968, 31992, 33024, 33480, 34410, 34560, 34830, 35520, 35712, 35991, 36704, 37152, 37888, 38184, 39680, 39960, 39990, 40176, 41280, 41292, 41472, 42624, 42656, 42957, 44032, 44640, 45880, 46080, 46440, 47360, 47616, 47730, 47952, 47988, 49321, 49536, 50220, 50912, 51615, 51840, 53280, 53320, 53568, 55040, 55056, 55728, 56832, 57276, 59520, 59940, 59985, 61920, 61938, 63640, 63936, 63984, 66048, 66960, 68820, 69120, 69660, 71040, 71424, 71595, 71982, 73408, 74304, 76368, 79360, 79920, 79980, 80352, 82560, 82584, 82944, 85248, 85312, 85914, 89280, 91760, 92880, 92907, 94720, 95232, 95460, 95904, 95976, 98642, 99072, 100440, 101824, 103230, 103680, 106560, 106640, 107136, 107973, 110080, 110112, 111456, 113664, 114552, 119040, 119880, 119970, 123840, 123876, 127280, 127872, 127968, 128871, 132096, 133920, 137640, 138240, 139320, 142080, 142848, 143190, 143964, 146816, 147963, 148608, 152736, 154845, 158720, 159840, 159960, 160704, 165120, 165168, 170496, 170624, 171828, 178560, 179955, 183520, 185760, 185814, 189440, 190920, 191808, 191952, 197284, 198144, 200880, 203648, 206460, 207360, 213120, 213280, 214272, 214785, 215946, 220160, 220224, 222912, 229104, 238080, 239760, 239940, 246605, 247680, 247752, 254560, 255744, 255936, 257742, 267840, 275280, 278640, 284160, 285696, 286380, 287928, 293632, 295926, 297216, 305472, 309690, 319680, 319920, 321408, 330240, 330336, 340992, 341248, 343656, 357120, 359910, 367040, 371520, 371628, 381840, 383616, 383904, 394568, 396288, 401760, 407296, 412920, 414720, 426240, 426560, 428544, 429570, 431892, 440448, 443889, 445824, 458208, 464535, 476160, 479520, 479880, 493210, 495360, 495504, 509120, 511488, 511872, 515484, 535680, 539865, 550560, 557280, 568320, 572760, 575856, 587264, 591852, 594432, 610944, 619380, 639360, 639840, 642816, 644355, 660480, 660672, 682496, 687312, 714240, 719820, 734080, 739815, 743040, 743256, 763680, 767232, 767808, 789136, 803520, 814592, 825840, 852480, 853120, 857088, 859140, 863784, 880896, 887778, 891648, 916416, 929070, 959040, 959760, 986420, 990720, 991008, 1018240, 1022976, 1023744, 1030968, 1071360, 1079730, 1101120, 1114560, 1145520, 1151712, 1174528, 1183704, 1188864, 1221888, 1238760, 1278720, 1279680, 1285632, 1288710, 1321344, 1331667, 1364992, 1374624, 1428480, 1439640, 1468160, 1479630, 1486080, 1486512, 1527360, 1534464, 1535616, 1578272, 1607040, 1629184, 1651680, 1704960, 1706240, 1718280, 1727568, 1761792, 1775556, 1783296, 1832832, 1858140, 1918080, 1919520, 1972840, 1981440, 1982016, 2036480, 2047488, 2061936, 2142720, 2159460, 2202240, 2219445, 2229120, 2291040, 2303424, 2367408, 2443776, 2477520, 2557440, 2559360, 2571264, 2577420, 2642688, 2663334, 2749248, 2879280, 2936320, 2959260, 2972160, 2973024, 3054720, 3068928, 3071232, 3156544, 3214080, 3303360, 3412480, 3436560, 3455136, 3523584, 3551112, 3566592, 3665664, 3716280, 3836160, 3839040, 3945680, 3964032, 3995001, 4072960, 4094976, 4123872, 4285440, 4318920, 4404480, 4438890, 4458240, 4582080, 4606848, 4734816, 4887552, 4955040, 5114880, 5118720, 5154840, 5285376, 5326668, 5498496, 5758560, 5872640, 5918520, 5944320, 5946048, 6109440, 6142464, 6313088, 6428160, 6606720, 6658335, 6824960, 6873120, 6910272, 7102224, 7331328, 7432560, 7672320, 7678080, 7891360, 7928064, 7990002, 8145920, 8247744, 8637840, 8808960, 8877780, 8916480, 9164160, 9213696, 9469632, 9910080, 10237440, 10309680, 10570752, 10653336, 10996992, 11517120, 11837040, 11892096, 12218880, 12284928, 12626176, 12856320, 13213440, 13316670, 13746240, 13820544, 14204448, 14662656, 14865120, 15344640, 15356160, 15782720, 15856128, 15980004, 16495488, 17275680, 17617920, 17755560, 17832960, 18328320, 18427392, 18939264, 19820160, 19975005, 20474880, 20619360, 21306672, 21993984, 23034240, 23674080, 23784192, 24437760, 25252352, 26426880, 26633340, 27492480, 27641088, 28408896, 29730240, 30712320, 31565440, 31712256, 31960008, 32990976, 34551360, 35511120, 36656640, 36854784, 37878528, 39640320, 39950010, 41238720, 42613344, 43987968, 46068480, 47348160, 47568384, 50504704, 52853760, 53266680, 54984960, 55282176, 56817792, 59460480, 61424640, 63130880, 63920016, 65981952, 69102720, 71022240, 73313280, 75757056, 79280640, 79900020, 82477440, 85226688, 92136960, 94696320, 95136768, 106533360, 109969920, 110564352, 113635584, 118920960, 126261760, 127840032, 131963904, 138205440, 142044480, 151514112, 158561280, 159800040, 164954880, 170453376, 184273920, 189392640, 213066720, 219939840, 227271168, 237841920, 252523520, 255680064, 276410880, 284088960, 319600080, 329909760, 340906752, 378785280, 426133440, 454542336, 475683840, 511360128, 552821760, 568177920, 639200160, 659819520, 681813504, 757570560, 852266880, 1022720256, 1136355840, 1278400320, 1363627008, 1704533760, 2045440512, 2272711680, 2556800640, 3409067520, 4090881024, 5113601280, 6818135040, 10227202560, 20454405120]

約数ペア:

[(1, 20454405120), (2, 10227202560), (3, 6818135040), (4, 5113601280), (5, 4090881024), (6, 3409067520), (8, 2556800640), (9, 2272711680), (10, 2045440512), (12, 1704533760), (15, 1363627008), (16, 1278400320), (18, 1136355840), (20, 1022720256), (24, 852266880), (27, 757570560), (30, 681813504), (31, 659819520), (32, 639200160), (36, 568177920), (37, 552821760), (40, 511360128), (43, 475683840), (45, 454542336), (48, 426133440), (54, 378785280), (60, 340906752), (62, 329909760), (64, 319600080), (72, 284088960), (74, 276410880), (80, 255680064), (81, 252523520), (86, 237841920), (90, 227271168), (93, 219939840), (96, 213066720), (108, 189392640), (111, 184273920), (120, 170453376), (124, 164954880), (128, 159800040), (129, 158561280), (135, 151514112), (144, 142044480), (148, 138205440), (155, 131963904), (160, 127840032), (162, 126261760), (172, 118920960), (180, 113635584), (185, 110564352), (186, 109969920), (192, 106533360), (215, 95136768), (216, 94696320), (222, 92136960), (240, 85226688), (248, 82477440), (256, 79900020), (258, 79280640), (270, 75757056), (279, 73313280), (288, 71022240), (296, 69102720), (310, 65981952), (320, 63920016), (324, 63130880), (333, 61424640), (344, 59460480), (360, 56817792), (370, 55282176), (372, 54984960), (384, 53266680), (387, 52853760), (405, 50504704), (430, 47568384), (432, 47348160), (444, 46068480), (465, 43987968), (480, 42613344), (496, 41238720), (512, 39950010), (516, 39640320), (540, 37878528), (555, 36854784), (558, 36656640), (576, 35511120), (592, 34551360), (620, 32990976), (640, 31960008), (645, 31712256), (648, 31565440), (666, 30712320), (688, 29730240), (720, 28408896), (740, 27641088), (744, 27492480), (768, 26633340), (774, 26426880), (810, 25252352), (837, 24437760), (860, 23784192), (864, 23674080), (888, 23034240), (930, 21993984), (960, 21306672), (992, 20619360), (999, 20474880), (1024, 19975005), (1032, 19820160), (1080, 18939264), (1110, 18427392), (1116, 18328320), (1147, 17832960), (1152, 17755560), (1161, 17617920), (1184, 17275680), (1240, 16495488), (1280, 15980004), (1290, 15856128), (1296, 15782720), (1332, 15356160), (1333, 15344640), (1376, 14865120), (1395, 14662656), (1440, 14204448), (1480, 13820544), (1488, 13746240), (1536, 13316670), (1548, 13213440), (1591, 12856320), (1620, 12626176), (1665, 12284928), (1674, 12218880), (1720, 11892096), (1728, 11837040), (1776, 11517120), (1860, 10996992), (1920, 10653336), (1935, 10570752), (1984, 10309680), (1998, 10237440), (2064, 9910080), (2160, 9469632), (2220, 9213696), (2232, 9164160), (2294, 8916480), (2304, 8877780), (2322, 8808960), (2368, 8637840), (2480, 8247744), (2511, 8145920), (2560, 7990002), (2580, 7928064), (2592, 7891360), (2664, 7678080), (2666, 7672320), (2752, 7432560), (2790, 7331328), (2880, 7102224), (2960, 6910272), (2976, 6873120), (2997, 6824960), (3072, 6658335), (3096, 6606720), (3182, 6428160), (3240, 6313088), (3330, 6142464), (3348, 6109440), (3440, 5946048), (3441, 5944320), (3456, 5918520), (3483, 5872640), (3552, 5758560), (3720, 5498496), (3840, 5326668), (3870, 5285376), (3968, 5154840), (3996, 5118720), (3999, 5114880), (4128, 4955040), (4185, 4887552), (4320, 4734816), (4440, 4606848), (4464, 4582080), (4588, 4458240), (4608, 4438890), (4644, 4404480), (4736, 4318920), (4773, 4285440), (4960, 4123872), (4995, 4094976), (5022, 4072960), (5120, 3995001), (5160, 3964032), (5184, 3945680), (5328, 3839040), (5332, 3836160), (5504, 3716280), (5580, 3665664), (5735, 3566592), (5760, 3551112), (5805, 3523584), (5920, 3455136), (5952, 3436560), (5994, 3412480), (6192, 3303360), (6364, 3214080), (6480, 3156544), (6660, 3071232), (6665, 3068928), (6696, 3054720), (6880, 2973024), (6882, 2972160), (6912, 2959260), (6966, 2936320), (7104, 2879280), (7440, 2749248), (7680, 2663334), (7740, 2642688), (7936, 2577420), (7955, 2571264), (7992, 2559360), (7998, 2557440), (8256, 2477520), (8370, 2443776), (8640, 2367408), (8880, 2303424), (8928, 2291040), (9176, 2229120), (9216, 2219445), (9288, 2202240), (9472, 2159460), (9546, 2142720), (9920, 2061936), (9990, 2047488), (10044, 2036480), (10320, 1982016), (10323, 1981440), (10368, 1972840), (10656, 1919520), (10664, 1918080), (11008, 1858140), (11160, 1832832), (11470, 1783296), (11520, 1775556), (11610, 1761792), (11840, 1727568), (11904, 1718280), (11988, 1706240), (11997, 1704960), (12384, 1651680), (12555, 1629184), (12728, 1607040), (12960, 1578272), (13320, 1535616), (13330, 1534464), (13392, 1527360), (13760, 1486512), (13764, 1486080), (13824, 1479630), (13932, 1468160), (14208, 1439640), (14319, 1428480), (14880, 1374624), (14985, 1364992), (15360, 1331667), (15480, 1321344), (15872, 1288710), (15910, 1285632), (15984, 1279680), (15996, 1278720), (16512, 1238760), (16740, 1221888), (17205, 1188864), (17280, 1183704), (17415, 1174528), (17760, 1151712), (17856, 1145520), (18352, 1114560), (18576, 1101120), (18944, 1079730), (19092, 1071360), (19840, 1030968), (19980, 1023744), (19995, 1022976), (20088, 1018240), (20640, 991008), (20646, 990720), (20736, 986420), (21312, 959760), (21328, 959040), (22016, 929070), (22320, 916416), (22940, 891648), (23040, 887778), (23220, 880896), (23680, 863784), (23808, 859140), (23865, 857088), (23976, 853120), (23994, 852480), (24768, 825840), (25110, 814592), (25456, 803520), (25920, 789136), (26640, 767808), (26660, 767232), (26784, 763680), (27520, 743256), (27528, 743040), (27648, 739815), (27864, 734080), (28416, 719820), (28638, 714240), (29760, 687312), (29970, 682496), (30960, 660672), (30969, 660480), (31744, 644355), (31820, 642816), (31968, 639840), (31992, 639360), (33024, 619380), (33480, 610944), (34410, 594432), (34560, 591852), (34830, 587264), (35520, 575856), (35712, 572760), (35991, 568320), (36704, 557280), (37152, 550560), (37888, 539865), (38184, 535680), (39680, 515484), (39960, 511872), (39990, 511488), (40176, 509120), (41280, 495504), (41292, 495360), (41472, 493210), (42624, 479880), (42656, 479520), (42957, 476160), (44032, 464535), (44640, 458208), (45880, 445824), (46080, 443889), (46440, 440448), (47360, 431892), (47616, 429570), (47730, 428544), (47952, 426560), (47988, 426240), (49321, 414720), (49536, 412920), (50220, 407296), (50912, 401760), (51615, 396288), (51840, 394568), (53280, 383904), (53320, 383616), (53568, 381840), (55040, 371628), (55056, 371520), (55728, 367040), (56832, 359910), (57276, 357120), (59520, 343656), (59940, 341248), (59985, 340992), (61920, 330336), (61938, 330240), (63640, 321408), (63936, 319920), (63984, 319680), (66048, 309690), (66960, 305472), (68820, 297216), (69120, 295926), (69660, 293632), (71040, 287928), (71424, 286380), (71595, 285696), (71982, 284160), (73408, 278640), (74304, 275280), (76368, 267840), (79360, 257742), (79920, 255936), (79980, 255744), (80352, 254560), (82560, 247752), (82584, 247680), (82944, 246605), (85248, 239940), (85312, 239760), (85914, 238080), (89280, 229104), (91760, 222912), (92880, 220224), (92907, 220160), (94720, 215946), (95232, 214785), (95460, 214272), (95904, 213280), (95976, 213120), (98642, 207360), (99072, 206460), (100440, 203648), (101824, 200880), (103230, 198144), (103680, 197284), (106560, 191952), (106640, 191808), (107136, 190920), (107973, 189440), (110080, 185814), (110112, 185760), (111456, 183520), (113664, 179955), (114552, 178560), (119040, 171828), (119880, 170624), (119970, 170496), (123840, 165168), (123876, 165120), (127280, 160704), (127872, 159960), (127968, 159840), (128871, 158720), (132096, 154845), (133920, 152736), (137640, 148608), (138240, 147963), (139320, 146816), (142080, 143964), (142848, 143190)]