20397666240

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 840

約数和(自身を含む): 88314763680

約数和(自身を除く): 67917097440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 64, 68, 70, 72, 80, 81, 84, 85, 90, 96, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 160, 162, 168, 170, 180, 189, 192, 204, 210, 216, 224, 238, 240, 252, 255, 270, 272, 280, 288, 289, 306, 315, 320, 324, 336, 340, 357, 360, 378, 389, 405, 408, 420, 432, 448, 459, 476, 480, 504, 510, 540, 544, 560, 567, 576, 578, 595, 612, 630, 648, 672, 680, 714, 720, 756, 765, 778, 810, 816, 840, 864, 867, 918, 945, 952, 960, 1008, 1020, 1071, 1080, 1088, 1120, 1134, 1156, 1167, 1190, 1224, 1260, 1296, 1344, 1360, 1377, 1428, 1440, 1445, 1512, 1530, 1556, 1620, 1632, 1680, 1728, 1734, 1785, 1836, 1890, 1904, 1945, 2016, 2023, 2040, 2142, 2160, 2240, 2268, 2295, 2312, 2334, 2380, 2448, 2520, 2592, 2601, 2720, 2723, 2754, 2835, 2856, 2880, 2890, 3024, 3060, 3112, 3213, 3240, 3264, 3360, 3468, 3501, 3570, 3672, 3780, 3808, 3890, 4032, 4046, 4080, 4284, 4320, 4335, 4536, 4590, 4624, 4668, 4760, 4896, 5040, 5184, 5202, 5355, 5440, 5446, 5508, 5670, 5712, 5780, 5835, 6048, 6069, 6120, 6224, 6426, 6480, 6613, 6720, 6885, 6936, 7002, 7140, 7344, 7560, 7616, 7780, 7803, 8092, 8160, 8169, 8568, 8640, 8670, 9072, 9180, 9248, 9336, 9520, 9639, 9792, 10080, 10115, 10404, 10503, 10710, 10892, 11016, 11340, 11424, 11560, 11670, 12096, 12138, 12240, 12448, 12852, 12960, 13005, 13226, 13615, 13770, 13872, 14004, 14280, 14688, 15120, 15560, 15606, 16065, 16184, 16320, 16338, 17136, 17340, 17505, 18144, 18207, 18360, 18496, 18672, 19040, 19278, 19839, 20160, 20230, 20808, 21006, 21420, 21784, 22032, 22680, 22848, 23120, 23340, 23409, 24276, 24480, 24507, 24896, 25704, 25920, 26010, 26452, 27230, 27540, 27744, 28008, 28560, 29376, 30240, 30345, 31120, 31212, 31509, 32130, 32368, 32676, 33065, 34272, 34680, 35010, 36288, 36414, 36720, 37344, 38080, 38556, 39015, 39678, 40460, 40845, 41616, 42012, 42840, 43568, 44064, 45360, 46240, 46291, 46680, 46818, 48195, 48552, 48960, 49014, 51408, 52020, 52515, 52904, 54460, 54621, 55080, 55488, 56016, 57120, 59517, 60480, 60690, 62240, 62424, 63018, 64260, 64736, 65352, 66130, 68544, 69360, 70020, 72828, 73440, 73521, 74688, 77112, 78030, 79356, 80920, 81690, 83232, 84024, 85680, 87136, 88128, 90720, 91035, 92480, 92582, 93360, 93636, 96390, 97104, 98028, 99195, 102816, 104040, 105030, 105808, 108920, 109242, 110160, 112032, 112421, 114240, 117045, 119034, 121380, 122535, 124480, 124848, 126036, 128520, 129472, 130704, 132260, 138720, 138873, 140040, 145656, 146880, 147042, 154224, 156060, 157545, 158712, 161840, 163380, 163863, 166464, 168048, 171360, 174272, 178551, 181440, 182070, 185164, 186720, 187272, 192780, 194208, 196056, 198390, 205632, 208080, 210060, 211616, 217840, 218484, 220320, 220563, 224064, 224842, 231455, 234090, 238068, 242760, 245070, 249696, 252072, 257040, 261408, 264520, 273105, 277440, 277746, 280080, 291312, 294084, 297585, 308448, 312120, 315090, 317424, 323680, 326760, 327726, 336096, 337263, 342720, 357102, 364140, 367605, 370328, 373440, 374544, 385560, 388416, 392112, 396780, 416160, 416619, 420120, 423232, 435680, 436968, 440640, 441126, 449684, 462910, 468180, 476136, 485520, 490140, 499392, 504144, 514080, 522816, 529040, 535653, 546210, 555492, 560160, 562105, 582624, 588168, 595170, 616896, 624240, 630180, 634848, 647360, 653520, 655452, 672192, 674526, 694365, 714204, 728280, 735210, 740656, 749088, 771120, 784224, 786947, 793560, 819315, 832320, 833238, 840240, 871360, 873936, 882252, 892755, 899368, 925820, 936360, 952272, 971040, 980280, 1008288, 1011789, 1028160, 1058080, 1071306, 1092420, 1102815, 1110984, 1120320, 1124210, 1165248, 1176336, 1190340, 1248480, 1249857, 1260360, 1269696, 1307040, 1310904, 1349052, 1388730, 1428408, 1456560, 1470420, 1481312, 1498176, 1542240, 1568448, 1573894, 1587120, 1638630, 1666476, 1680480, 1686315, 1747872, 1764504, 1785510, 1798736, 1851640, 1872720, 1904544, 1942080, 1960560, 2016576, 2023578, 2083095, 2116160, 2142612, 2184840, 2205630, 2221968, 2248420, 2352672, 2360841, 2380680, 2496960, 2499714, 2520720, 2614080, 2621808, 2678265, 2698104, 2777460, 2856816, 2913120, 2940840, 2962624, 3035367, 3084480, 3147788, 3174240, 3277260, 3332952, 3360960, 3372630, 3495744, 3529008, 3571020, 3597472, 3703280, 3745440, 3749571, 3809088, 3921120, 3934735, 4047156, 4166190, 4285224, 4369680, 4411260, 4443936, 4496840, 4705344, 4721682, 4761360, 4999428, 5041440, 5058945, 5243616, 5356530, 5396208, 5554920, 5713632, 5826240, 5881680, 6070734, 6249285, 6295576, 6348480, 6554520, 6665904, 6745260, 7058016, 7082523, 7142040, 7194944, 7406560, 7490880, 7499142, 7842240, 7869470, 8094312, 8332380, 8570448, 8739360, 8822520, 8887872, 8993680, 9106101, 9443364, 9522720, 9998856, 10082880, 10117890, 10487232, 10713060, 10792416, 11109840, 11427264, 11763360, 11804205, 12141468, 12498570, 12591152, 13109040, 13331808, 13490520, 14116032, 14165046, 14284080, 14813120, 14998284, 15176835, 15738940, 16188624, 16664760, 17140896, 17478720, 17645040, 17987360, 18212202, 18747855, 18886728, 19045440, 19997712, 20235780, 21247569, 21426120, 21584832, 22219680, 23526720, 23608410, 24282936, 24997140, 25182304, 26218080, 26663616, 26981040, 28330092, 28568160, 29996568, 30353670, 31477880, 32377248, 33329520, 34281792, 35290080, 35412615, 35974720, 36424404, 37495710, 37773456, 39995424, 40471560, 42495138, 42852240, 44439360, 45530505, 47216820, 48565872, 49994280, 50364608, 52436160, 53962080, 56660184, 57136320, 59993136, 60707340, 62955760, 63742707, 64754496, 66659040, 70580160, 70825230, 72848808, 74991420, 75546912, 79990848, 80943120, 84990276, 85704480, 91061010, 94433640, 97131744, 99988560, 106237845, 107924160, 113320368, 119986272, 121414680, 125911520, 127485414, 133318080, 141650460, 145697616, 149982840, 151093824, 161886240, 169980552, 171408960, 182122020, 188867280, 194263488, 199977120, 212475690, 226640736, 239972544, 242829360, 251823040, 254970828, 283300920, 291395232, 299965680, 318713535, 323772480, 339961104, 364244040, 377734560, 399954240, 424951380, 453281472, 485658720, 509941656, 566601840, 582790464, 599931360, 637427070, 679922208, 728488080, 755469120, 849902760, 971317440, 1019883312, 1133203680, 1199862720, 1274854140, 1359844416, 1456976160, 1699805520, 2039766624, 2266407360, 2549708280, 2913952320, 3399611040, 4079533248, 5099416560, 6799222080, 10198833120, 20397666240]

約数ペア:

[(1, 20397666240), (2, 10198833120), (3, 6799222080), (4, 5099416560), (5, 4079533248), (6, 3399611040), (7, 2913952320), (8, 2549708280), (9, 2266407360), (10, 2039766624), (12, 1699805520), (14, 1456976160), (15, 1359844416), (16, 1274854140), (17, 1199862720), (18, 1133203680), (20, 1019883312), (21, 971317440), (24, 849902760), (27, 755469120), (28, 728488080), (30, 679922208), (32, 637427070), (34, 599931360), (35, 582790464), (36, 566601840), (40, 509941656), (42, 485658720), (45, 453281472), (48, 424951380), (51, 399954240), (54, 377734560), (56, 364244040), (60, 339961104), (63, 323772480), (64, 318713535), (68, 299965680), (70, 291395232), (72, 283300920), (80, 254970828), (81, 251823040), (84, 242829360), (85, 239972544), (90, 226640736), (96, 212475690), (102, 199977120), (105, 194263488), (108, 188867280), (112, 182122020), (119, 171408960), (120, 169980552), (126, 161886240), (135, 151093824), (136, 149982840), (140, 145697616), (144, 141650460), (153, 133318080), (160, 127485414), (162, 125911520), (168, 121414680), (170, 119986272), (180, 113320368), (189, 107924160), (192, 106237845), (204, 99988560), (210, 97131744), (216, 94433640), (224, 91061010), (238, 85704480), (240, 84990276), (252, 80943120), (255, 79990848), (270, 75546912), (272, 74991420), (280, 72848808), (288, 70825230), (289, 70580160), (306, 66659040), (315, 64754496), (320, 63742707), (324, 62955760), (336, 60707340), (340, 59993136), (357, 57136320), (360, 56660184), (378, 53962080), (389, 52436160), (405, 50364608), (408, 49994280), (420, 48565872), (432, 47216820), (448, 45530505), (459, 44439360), (476, 42852240), (480, 42495138), (504, 40471560), (510, 39995424), (540, 37773456), (544, 37495710), (560, 36424404), (567, 35974720), (576, 35412615), (578, 35290080), (595, 34281792), (612, 33329520), (630, 32377248), (648, 31477880), (672, 30353670), (680, 29996568), (714, 28568160), (720, 28330092), (756, 26981040), (765, 26663616), (778, 26218080), (810, 25182304), (816, 24997140), (840, 24282936), (864, 23608410), (867, 23526720), (918, 22219680), (945, 21584832), (952, 21426120), (960, 21247569), (1008, 20235780), (1020, 19997712), (1071, 19045440), (1080, 18886728), (1088, 18747855), (1120, 18212202), (1134, 17987360), (1156, 17645040), (1167, 17478720), (1190, 17140896), (1224, 16664760), (1260, 16188624), (1296, 15738940), (1344, 15176835), (1360, 14998284), (1377, 14813120), (1428, 14284080), (1440, 14165046), (1445, 14116032), (1512, 13490520), (1530, 13331808), (1556, 13109040), (1620, 12591152), (1632, 12498570), (1680, 12141468), (1728, 11804205), (1734, 11763360), (1785, 11427264), (1836, 11109840), (1890, 10792416), (1904, 10713060), (1945, 10487232), (2016, 10117890), (2023, 10082880), (2040, 9998856), (2142, 9522720), (2160, 9443364), (2240, 9106101), (2268, 8993680), (2295, 8887872), (2312, 8822520), (2334, 8739360), (2380, 8570448), (2448, 8332380), (2520, 8094312), (2592, 7869470), (2601, 7842240), (2720, 7499142), (2723, 7490880), (2754, 7406560), (2835, 7194944), (2856, 7142040), (2880, 7082523), (2890, 7058016), (3024, 6745260), (3060, 6665904), (3112, 6554520), (3213, 6348480), (3240, 6295576), (3264, 6249285), (3360, 6070734), (3468, 5881680), (3501, 5826240), (3570, 5713632), (3672, 5554920), (3780, 5396208), (3808, 5356530), (3890, 5243616), (4032, 5058945), (4046, 5041440), (4080, 4999428), (4284, 4761360), (4320, 4721682), (4335, 4705344), (4536, 4496840), (4590, 4443936), (4624, 4411260), (4668, 4369680), (4760, 4285224), (4896, 4166190), (5040, 4047156), (5184, 3934735), (5202, 3921120), (5355, 3809088), (5440, 3749571), (5446, 3745440), (5508, 3703280), (5670, 3597472), (5712, 3571020), (5780, 3529008), (5835, 3495744), (6048, 3372630), (6069, 3360960), (6120, 3332952), (6224, 3277260), (6426, 3174240), (6480, 3147788), (6613, 3084480), (6720, 3035367), (6885, 2962624), (6936, 2940840), (7002, 2913120), (7140, 2856816), (7344, 2777460), (7560, 2698104), (7616, 2678265), (7780, 2621808), (7803, 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1028160), (20160, 1011789), (20230, 1008288), (20808, 980280), (21006, 971040), (21420, 952272), (21784, 936360), (22032, 925820), (22680, 899368), (22848, 892755), (23120, 882252), (23340, 873936), (23409, 871360), (24276, 840240), (24480, 833238), (24507, 832320), (24896, 819315), (25704, 793560), (25920, 786947), (26010, 784224), (26452, 771120), (27230, 749088), (27540, 740656), (27744, 735210), (28008, 728280), (28560, 714204), (29376, 694365), (30240, 674526), (30345, 672192), (31120, 655452), (31212, 653520), (31509, 647360), (32130, 634848), (32368, 630180), (32676, 624240), (33065, 616896), (34272, 595170), (34680, 588168), (35010, 582624), (36288, 562105), (36414, 560160), (36720, 555492), (37344, 546210), (38080, 535653), (38556, 529040), (39015, 522816), (39678, 514080), (40460, 504144), (40845, 499392), (41616, 490140), (42012, 485520), (42840, 476136), (43568, 468180), (44064, 462910), (45360, 449684), (46240, 441126), (46291, 440640), (46680, 436968), (46818, 435680), (48195, 423232), (48552, 420120), (48960, 416619), (49014, 416160), (51408, 396780), (52020, 392112), (52515, 388416), (52904, 385560), (54460, 374544), (54621, 373440), (55080, 370328), (55488, 367605), (56016, 364140), (57120, 357102), (59517, 342720), (60480, 337263), (60690, 336096), (62240, 327726), (62424, 326760), (63018, 323680), (64260, 317424), (64736, 315090), (65352, 312120), (66130, 308448), (68544, 297585), (69360, 294084), (70020, 291312), (72828, 280080), (73440, 277746), (73521, 277440), (74688, 273105), (77112, 264520), (78030, 261408), (79356, 257040), (80920, 252072), (81690, 249696), (83232, 245070), (84024, 242760), (85680, 238068), (87136, 234090), (88128, 231455), (90720, 224842), (91035, 224064), (92480, 220563), (92582, 220320), (93360, 218484), (93636, 217840), (96390, 211616), (97104, 210060), (98028, 208080), (99195, 205632), (102816, 198390), (104040, 196056), (105030, 194208), (105808, 192780), (108920, 187272), (109242, 186720), (110160, 185164), (112032, 182070), (112421, 181440), (114240, 178551), (117045, 174272), (119034, 171360), (121380, 168048), (122535, 166464), (124480, 163863), (124848, 163380), (126036, 161840), (128520, 158712), (129472, 157545), (130704, 156060), (132260, 154224), (138720, 147042), (138873, 146880), (140040, 145656)]