20638679040

素因数分解:

$2^{14}\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 960

約数和(自身を含む): 88580997120

約数和(自身を除く): 67942318080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 84, 86, 90, 93, 96, 105, 108, 112, 120, 124, 126, 128, 129, 135, 140, 144, 155, 160, 168, 172, 180, 186, 189, 192, 210, 215, 216, 217, 224, 240, 248, 252, 256, 258, 270, 279, 280, 288, 301, 310, 315, 320, 336, 344, 360, 372, 378, 384, 387, 420, 430, 432, 434, 448, 465, 480, 496, 504, 512, 516, 540, 558, 560, 576, 602, 620, 630, 640, 645, 651, 672, 688, 720, 744, 756, 768, 774, 837, 840, 860, 864, 868, 896, 903, 930, 945, 960, 992, 1008, 1024, 1032, 1080, 1085, 1116, 1120, 1152, 1161, 1204, 1240, 1260, 1280, 1290, 1302, 1333, 1344, 1376, 1395, 1440, 1488, 1505, 1512, 1536, 1548, 1674, 1680, 1720, 1728, 1736, 1792, 1806, 1860, 1890, 1920, 1935, 1953, 1984, 2016, 2048, 2064, 2160, 2170, 2232, 2240, 2304, 2322, 2408, 2480, 2520, 2560, 2580, 2604, 2666, 2688, 2709, 2752, 2790, 2880, 2976, 3010, 3024, 3072, 3096, 3255, 3348, 3360, 3440, 3456, 3472, 3584, 3612, 3720, 3780, 3840, 3870, 3906, 3968, 3999, 4032, 4096, 4128, 4185, 4320, 4340, 4464, 4480, 4515, 4608, 4644, 4816, 4960, 5040, 5120, 5160, 5208, 5332, 5376, 5418, 5504, 5580, 5760, 5805, 5859, 5952, 6020, 6048, 6144, 6192, 6510, 6665, 6696, 6720, 6880, 6912, 6944, 7168, 7224, 7440, 7560, 7680, 7740, 7812, 7936, 7998, 8064, 8127, 8192, 8256, 8370, 8640, 8680, 8928, 8960, 9030, 9216, 9288, 9331, 9632, 9765, 9920, 10080, 10240, 10320, 10416, 10664, 10752, 10836, 11008, 11160, 11520, 11610, 11718, 11904, 11997, 12040, 12096, 12288, 12384, 13020, 13330, 13392, 13440, 13545, 13760, 13824, 13888, 14336, 14448, 14880, 15120, 15360, 15480, 15624, 15872, 15996, 16128, 16254, 16384, 16512, 16740, 17280, 17360, 17856, 17920, 18060, 18432, 18576, 18662, 19264, 19530, 19840, 19995, 20160, 20480, 20640, 20832, 21328, 21504, 21672, 22016, 22320, 23040, 23220, 23436, 23808, 23994, 24080, 24192, 24576, 24768, 26040, 26660, 26784, 26880, 27090, 27520, 27648, 27776, 27993, 28672, 28896, 29295, 29760, 30240, 30720, 30960, 31248, 31744, 31992, 32256, 32508, 33024, 33480, 34560, 34720, 35712, 35840, 35991, 36120, 36864, 37152, 37324, 38528, 39060, 39680, 39990, 40320, 40635, 40960, 41280, 41664, 42656, 43008, 43344, 44032, 44640, 46080, 46440, 46655, 46872, 47616, 47988, 48160, 48384, 49152, 49536, 52080, 53320, 53568, 53760, 54180, 55040, 55296, 55552, 55986, 57344, 57792, 58590, 59520, 59985, 60480, 61440, 61920, 62496, 63488, 63984, 64512, 65016, 66048, 66960, 69120, 69440, 71424, 71680, 71982, 72240, 73728, 74304, 74648, 77056, 78120, 79360, 79980, 80640, 81270, 81920, 82560, 83328, 83979, 85312, 86016, 86688, 88064, 89280, 92160, 92880, 93310, 93744, 95232, 95976, 96320, 96768, 99072, 104160, 106640, 107136, 107520, 108360, 110080, 110592, 111104, 111972, 114688, 115584, 117180, 119040, 119970, 120960, 122880, 123840, 124992, 126976, 127968, 129024, 130032, 132096, 133920, 138240, 138880, 139965, 142848, 143360, 143964, 144480, 147456, 148608, 149296, 154112, 156240, 158720, 159960, 161280, 162540, 165120, 166656, 167958, 170624, 172032, 173376, 176128, 178560, 179955, 184320, 185760, 186620, 187488, 190464, 191952, 192640, 193536, 198144, 208320, 213280, 214272, 215040, 216720, 220160, 221184, 222208, 223944, 231168, 234360, 238080, 239940, 241920, 245760, 247680, 249984, 251937, 253952, 255936, 258048, 260064, 264192, 267840, 276480, 277760, 279930, 285696, 286720, 287928, 288960, 297216, 298592, 308224, 312480, 317440, 319920, 322560, 325080, 330240, 333312, 335916, 341248, 344064, 346752, 352256, 357120, 359910, 368640, 371520, 373240, 374976, 380928, 383904, 385280, 387072, 396288, 416640, 419895, 426560, 428544, 430080, 433440, 440320, 442368, 444416, 447888, 462336, 468720, 476160, 479880, 483840, 495360, 499968, 503874, 507904, 511872, 516096, 520128, 528384, 535680, 552960, 555520, 559860, 571392, 573440, 575856, 577920, 594432, 597184, 616448, 624960, 634880, 639840, 645120, 650160, 660480, 666624, 671832, 682496, 693504, 704512, 714240, 719820, 737280, 743040, 746480, 749952, 761856, 767808, 770560, 774144, 792576, 833280, 839790, 853120, 857088, 860160, 866880, 880640, 888832, 895776, 924672, 937440, 952320, 959760, 967680, 990720, 999936, 1007748, 1023744, 1032192, 1040256, 1056768, 1071360, 1105920, 1111040, 1119720, 1142784, 1151712, 1155840, 1188864, 1194368, 1232896, 1249920, 1259685, 1269760, 1279680, 1290240, 1300320, 1320960, 1333248, 1343664, 1364992, 1387008, 1428480, 1439640, 1486080, 1492960, 1499904, 1523712, 1535616, 1541120, 1548288, 1585152, 1666560, 1679580, 1706240, 1714176, 1720320, 1733760, 1761280, 1777664, 1791552, 1849344, 1874880, 1904640, 1919520, 1935360, 1981440, 1999872, 2015496, 2047488, 2080512, 2113536, 2142720, 2211840, 2222080, 2239440, 2285568, 2303424, 2311680, 2377728, 2388736, 2465792, 2499840, 2519370, 2539520, 2559360, 2580480, 2600640, 2641920, 2666496, 2687328, 2729984, 2774016, 2856960, 2879280, 2972160, 2985920, 2999808, 3071232, 3082240, 3096576, 3170304, 3333120, 3359160, 3412480, 3428352, 3467520, 3522560, 3555328, 3583104, 3698688, 3749760, 3809280, 3839040, 3870720, 3962880, 3999744, 4030992, 4094976, 4161024, 4285440, 4444160, 4478880, 4571136, 4606848, 4623360, 4755456, 4777472, 4931584, 4999680, 5038740, 5118720, 5160960, 5201280, 5283840, 5332992, 5374656, 5459968, 5548032, 5713920, 5758560, 5944320, 5971840, 5999616, 6142464, 6164480, 6340608, 6666240, 6718320, 6824960, 6856704, 6935040, 7166208, 7397376, 7499520, 7618560, 7678080, 7741440, 7925760, 7999488, 8061984, 8189952, 8322048, 8570880, 8888320, 8957760, 9213696, 9246720, 9510912, 9554944, 9999360, 10077480, 10237440, 10402560, 10567680, 10665984, 10749312, 10919936, 11096064, 11427840, 11517120, 11888640, 11943680, 11999232, 12284928, 12328960, 13332480, 13436640, 13649920, 13713408, 13870080, 14332416, 14794752, 14999040, 15356160, 15482880, 15851520, 15998976, 16123968, 16379904, 16644096, 17141760, 17776640, 17915520, 18427392, 18493440, 19021824, 19109888, 19998720, 20154960, 20474880, 20805120, 21498624, 21839872, 22192128, 22855680, 23034240, 23777280, 23887360, 23998464, 24569856, 24657920, 26664960, 26873280, 27299840, 27740160, 28664832, 29998080, 30712320, 31703040, 31997952, 32247936, 32759808, 33288192, 34283520, 35831040, 36854784, 36986880, 38219776, 39997440, 40309920, 40949760, 41610240, 42997248, 44384256, 46068480, 47554560, 47774720, 47996928, 49139712, 53329920, 53746560, 54599680, 55480320, 57329664, 59996160, 61424640, 64495872, 65519616, 66576384, 68567040, 71662080, 73709568, 73973760, 76439552, 79994880, 80619840, 81899520, 83220480, 85994496, 92136960, 95109120, 95549440, 95993856, 98279424, 107493120, 109199360, 110960640, 114659328, 119992320, 122849280, 128991744, 133152768, 143324160, 147419136, 152879104, 159989760, 161239680, 163799040, 166440960, 171988992, 184273920, 191098880, 196558848, 214986240, 221921280, 229318656, 239984640, 245698560, 257983488, 286648320, 294838272, 322479360, 327598080, 332881920, 343977984, 368547840, 382197760, 429972480, 458637312, 479969280, 491397120, 515966976, 573296640, 589676544, 644958720, 665763840, 687955968, 737095680, 764395520, 859944960, 982794240, 1031933952, 1146593280, 1289917440, 1375911936, 1474191360, 1719889920, 2063867904, 2293186560, 2579834880, 2948382720, 3439779840, 4127735808, 5159669760, 6879559680, 10319339520, 20638679040]

約数ペア:

[(1, 20638679040), (2, 10319339520), (3, 6879559680), (4, 5159669760), (5, 4127735808), (6, 3439779840), (7, 2948382720), (8, 2579834880), (9, 2293186560), (10, 2063867904), (12, 1719889920), (14, 1474191360), (15, 1375911936), (16, 1289917440), (18, 1146593280), (20, 1031933952), (21, 982794240), (24, 859944960), (27, 764395520), (28, 737095680), (30, 687955968), (31, 665763840), (32, 644958720), (35, 589676544), (36, 573296640), (40, 515966976), (42, 491397120), (43, 479969280), (45, 458637312), (48, 429972480), (54, 382197760), (56, 368547840), (60, 343977984), (62, 332881920), (63, 327598080), (64, 322479360), (70, 294838272), (72, 286648320), (80, 257983488), (84, 245698560), (86, 239984640), (90, 229318656), (93, 221921280), (96, 214986240), (105, 196558848), (108, 191098880), (112, 184273920), (120, 171988992), (124, 166440960), (126, 163799040), (128, 161239680), (129, 159989760), (135, 152879104), (140, 147419136), (144, 143324160), (155, 133152768), (160, 128991744), (168, 122849280), (172, 119992320), (180, 114659328), (186, 110960640), (189, 109199360), (192, 107493120), (210, 98279424), (215, 95993856), (216, 95549440), (217, 95109120), (224, 92136960), (240, 85994496), (248, 83220480), (252, 81899520), (256, 80619840), (258, 79994880), (270, 76439552), (279, 73973760), (280, 73709568), (288, 71662080), (301, 68567040), (310, 66576384), (315, 65519616), (320, 64495872), (336, 61424640), (344, 59996160), (360, 57329664), (372, 55480320), (378, 54599680), (384, 53746560), (387, 53329920), (420, 49139712), (430, 47996928), (432, 47774720), (434, 47554560), (448, 46068480), (465, 44384256), (480, 42997248), (496, 41610240), (504, 40949760), (512, 40309920), (516, 39997440), (540, 38219776), (558, 36986880), (560, 36854784), (576, 35831040), (602, 34283520), (620, 33288192), (630, 32759808), (640, 32247936), (645, 31997952), (651, 31703040), (672, 30712320), (688, 29998080), (720, 28664832), (744, 27740160), (756, 27299840), (768, 26873280), (774, 26664960), (837, 24657920), (840, 24569856), (860, 23998464), (864, 23887360), (868, 23777280), (896, 23034240), (903, 22855680), (930, 22192128), (945, 21839872), (960, 21498624), (992, 20805120), (1008, 20474880), (1024, 20154960), (1032, 19998720), (1080, 19109888), (1085, 19021824), (1116, 18493440), (1120, 18427392), (1152, 17915520), (1161, 17776640), (1204, 17141760), (1240, 16644096), (1260, 16379904), (1280, 16123968), (1290, 15998976), (1302, 15851520), (1333, 15482880), (1344, 15356160), (1376, 14999040), (1395, 14794752), (1440, 14332416), (1488, 13870080), (1505, 13713408), (1512, 13649920), (1536, 13436640), (1548, 13332480), (1674, 12328960), (1680, 12284928), (1720, 11999232), (1728, 11943680), (1736, 11888640), (1792, 11517120), (1806, 11427840), (1860, 11096064), (1890, 10919936), (1920, 10749312), (1935, 10665984), (1953, 10567680), (1984, 10402560), (2016, 10237440), (2048, 10077480), (2064, 9999360), (2160, 9554944), (2170, 9510912), (2232, 9246720), (2240, 9213696), (2304, 8957760), (2322, 8888320), (2408, 8570880), (2480, 8322048), (2520, 8189952), (2560, 8061984), (2580, 7999488), (2604, 7925760), (2666, 7741440), (2688, 7678080), (2709, 7618560), (2752, 7499520), (2790, 7397376), (2880, 7166208), (2976, 6935040), (3010, 6856704), (3024, 6824960), (3072, 6718320), (3096, 6666240), (3255, 6340608), (3348, 6164480), (3360, 6142464), (3440, 5999616), (3456, 5971840), (3472, 5944320), (3584, 5758560), (3612, 5713920), (3720, 5548032), (3780, 5459968), (3840, 5374656), (3870, 5332992), (3906, 5283840), (3968, 5201280), (3999, 5160960), (4032, 5118720), (4096, 5038740), (4128, 4999680), (4185, 4931584), (4320, 4777472), (4340, 4755456), (4464, 4623360), (4480, 4606848), (4515, 4571136), (4608, 4478880), (4644, 4444160), (4816, 4285440), (4960, 4161024), (5040, 4094976), (5120, 4030992), (5160, 3999744), (5208, 3962880), (5332, 3870720), (5376, 3839040), (5418, 3809280), (5504, 3749760), (5580, 3698688), (5760, 3583104), (5805, 3555328), (5859, 3522560), (5952, 3467520), (6020, 3428352), (6048, 3412480), (6144, 3359160), (6192, 3333120), (6510, 3170304), (6665, 3096576), (6696, 3082240), (6720, 3071232), (6880, 2999808), (6912, 2985920), (6944, 2972160), (7168, 2879280), (7224, 2856960), (7440, 2774016), (7560, 2729984), (7680, 2687328), (7740, 2666496), (7812, 2641920), (7936, 2600640), (7998, 2580480), (8064, 2559360), (8127, 2539520), (8192, 2519370), (8256, 2499840), (8370, 2465792), (8640, 2388736), (8680, 2377728), (8928, 2311680), (8960, 2303424), (9030, 2285568), (9216, 2239440), (9288, 2222080), (9331, 2211840), (9632, 2142720), (9765, 2113536), (9920, 2080512), (10080, 2047488), (10240, 2015496), (10320, 1999872), (10416, 1981440), (10664, 1935360), (10752, 1919520), (10836, 1904640), (11008, 1874880), (11160, 1849344), (11520, 1791552), (11610, 1777664), (11718, 1761280), (11904, 1733760), (11997, 1720320), (12040, 1714176), (12096, 1706240), (12288, 1679580), (12384, 1666560), (13020, 1585152), (13330, 1548288), (13392, 1541120), (13440, 1535616), (13545, 1523712), (13760, 1499904), (13824, 1492960), (13888, 1486080), (14336, 1439640), (14448, 1428480), (14880, 1387008), (15120, 1364992), (15360, 1343664), (15480, 1333248), (15624, 1320960), (15872, 1300320), (15996, 1290240), (16128, 1279680), (16254, 1269760), (16384, 1259685), (16512, 1249920), (16740, 1232896), (17280, 1194368), (17360, 1188864), (17856, 1155840), (17920, 1151712), (18060, 1142784), (18432, 1119720), (18576, 1111040), (18662, 1105920), (19264, 1071360), (19530, 1056768), (19840, 1040256), (19995, 1032192), (20160, 1023744), (20480, 1007748), (20640, 999936), (20832, 990720), (21328, 967680), (21504, 959760), (21672, 952320), (22016, 937440), (22320, 924672), (23040, 895776), (23220, 888832), (23436, 880640), (23808, 866880), (23994, 860160), (24080, 857088), (24192, 853120), (24576, 839790), (24768, 833280), (26040, 792576), (26660, 774144), (26784, 770560), (26880, 767808), (27090, 761856), (27520, 749952), (27648, 746480), (27776, 743040), (27993, 737280), (28672, 719820), (28896, 714240), (29295, 704512), (29760, 693504), (30240, 682496), (30720, 671832), (30960, 666624), (31248, 660480), (31744, 650160), (31992, 645120), (32256, 639840), (32508, 634880), (33024, 624960), (33480, 616448), (34560, 597184), (34720, 594432), (35712, 577920), (35840, 575856), (35991, 573440), (36120, 571392), (36864, 559860), (37152, 555520), (37324, 552960), (38528, 535680), (39060, 528384), (39680, 520128), (39990, 516096), (40320, 511872), (40635, 507904), (40960, 503874), (41280, 499968), (41664, 495360), (42656, 483840), (43008, 479880), (43344, 476160), (44032, 468720), (44640, 462336), (46080, 447888), (46440, 444416), (46655, 442368), (46872, 440320), (47616, 433440), (47988, 430080), (48160, 428544), (48384, 426560), (49152, 419895), (49536, 416640), (52080, 396288), (53320, 387072), (53568, 385280), (53760, 383904), (54180, 380928), (55040, 374976), (55296, 373240), (55552, 371520), (55986, 368640), (57344, 359910), (57792, 357120), (58590, 352256), (59520, 346752), (59985, 344064), (60480, 341248), (61440, 335916), (61920, 333312), (62496, 330240), (63488, 325080), (63984, 322560), (64512, 319920), (65016, 317440), (66048, 312480), (66960, 308224), (69120, 298592), (69440, 297216), (71424, 288960), (71680, 287928), (71982, 286720), (72240, 285696), (73728, 279930), (74304, 277760), (74648, 276480), (77056, 267840), (78120, 264192), (79360, 260064), (79980, 258048), (80640, 255936), (81270, 253952), (81920, 251937), (82560, 249984), (83328, 247680), (83979, 245760), (85312, 241920), (86016, 239940), (86688, 238080), (88064, 234360), (89280, 231168), (92160, 223944), (92880, 222208), (93310, 221184), (93744, 220160), (95232, 216720), (95976, 215040), (96320, 214272), (96768, 213280), (99072, 208320), (104160, 198144), (106640, 193536), (107136, 192640), (107520, 191952), (108360, 190464), (110080, 187488), (110592, 186620), (111104, 185760), (111972, 184320), (114688, 179955), (115584, 178560), (117180, 176128), (119040, 173376), (119970, 172032), (120960, 170624), (122880, 167958), (123840, 166656), (124992, 165120), (126976, 162540), (127968, 161280), (129024, 159960), (130032, 158720), (132096, 156240), (133920, 154112), (138240, 149296), (138880, 148608), (139965, 147456), (142848, 144480), (143360, 143964)]