72871280640

素因数分解:

$2^{15}\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:100

約数の個数: 960

約数和(自身を含む): 292131437400

約数和(自身を除く): 219260156760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 32, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 64, 68, 72, 76, 80, 81, 85, 90, 95, 96, 102, 108, 114, 120, 128, 135, 136, 144, 152, 153, 160, 162, 170, 171, 180, 190, 192, 204, 216, 228, 240, 255, 256, 270, 272, 285, 288, 289, 304, 306, 320, 323, 324, 340, 342, 360, 380, 384, 405, 408, 432, 456, 459, 480, 510, 512, 513, 540, 544, 570, 576, 578, 608, 612, 640, 646, 648, 680, 684, 720, 760, 765, 768, 810, 816, 855, 864, 867, 912, 918, 960, 969, 1020, 1024, 1026, 1080, 1088, 1140, 1152, 1156, 1216, 1224, 1280, 1292, 1296, 1360, 1368, 1377, 1440, 1445, 1520, 1530, 1536, 1539, 1615, 1620, 1632, 1710, 1728, 1734, 1824, 1836, 1920, 1938, 2040, 2048, 2052, 2160, 2176, 2280, 2295, 2304, 2312, 2432, 2448, 2560, 2565, 2584, 2592, 2601, 2720, 2736, 2754, 2880, 2890, 2907, 3040, 3060, 3072, 3078, 3230, 3240, 3264, 3420, 3456, 3468, 3648, 3672, 3840, 3876, 4080, 4096, 4104, 4320, 4335, 4352, 4560, 4590, 4608, 4624, 4845, 4864, 4896, 5120, 5130, 5168, 5184, 5202, 5440, 5472, 5491, 5508, 5760, 5780, 5814, 6080, 6120, 6144, 6156, 6460, 6480, 6528, 6840, 6885, 6912, 6936, 7296, 7344, 7680, 7695, 7752, 7803, 8160, 8192, 8208, 8640, 8670, 8704, 8721, 9120, 9180, 9216, 9248, 9690, 9728, 9792, 10240, 10260, 10336, 10368, 10404, 10880, 10944, 10982, 11016, 11520, 11560, 11628, 12160, 12240, 12288, 12312, 12920, 12960, 13005, 13056, 13680, 13770, 13824, 13872, 14535, 14592, 14688, 15360, 15390, 15504, 15606, 16320, 16384, 16416, 16473, 17280, 17340, 17408, 17442, 18240, 18360, 18432, 18496, 19380, 19456, 19584, 20480, 20520, 20672, 20736, 20808, 21760, 21888, 21964, 22032, 23040, 23120, 23256, 23409, 24320, 24480, 24576, 24624, 25840, 25920, 26010, 26112, 26163, 27360, 27455, 27540, 27648, 27744, 29070, 29184, 29376, 30720, 30780, 31008, 31212, 32640, 32768, 32832, 32946, 34560, 34680, 34816, 34884, 36480, 36720, 36864, 36992, 38760, 38912, 39015, 39168, 40960, 41040, 41344, 41472, 41616, 43520, 43605, 43776, 43928, 44064, 46080, 46240, 46512, 46818, 48640, 48960, 49152, 49248, 49419, 51680, 51840, 52020, 52224, 52326, 54720, 54910, 55080, 55296, 55488, 58140, 58368, 58752, 61440, 61560, 62016, 62424, 65280, 65664, 65892, 69120, 69360, 69632, 69768, 72960, 73440, 73728, 73984, 77520, 77824, 78030, 78336, 81920, 82080, 82365, 82688, 82944, 83232, 87040, 87210, 87552, 87856, 88128, 92160, 92480, 93024, 93636, 97280, 97920, 98304, 98496, 98838, 103360, 103680, 104040, 104448, 104652, 109440, 109820, 110160, 110592, 110976, 116280, 116736, 117045, 117504, 122880, 123120, 124032, 124848, 130560, 130815, 131328, 131784, 138240, 138720, 139264, 139536, 145920, 146880, 147456, 147968, 148257, 155040, 155648, 156060, 156672, 163840, 164160, 164730, 165376, 165888, 166464, 174080, 174420, 175104, 175712, 176256, 184320, 184960, 186048, 187272, 194560, 195840, 196992, 197676, 206720, 207360, 208080, 208896, 209304, 218880, 219640, 220320, 221184, 221952, 232560, 233472, 234090, 235008, 245760, 246240, 247095, 248064, 249696, 261120, 261630, 262656, 263568, 276480, 277440, 278528, 279072, 291840, 293760, 294912, 295936, 296514, 310080, 311296, 312120, 313344, 328320, 329460, 330752, 331776, 332928, 348160, 348840, 350208, 351424, 352512, 368640, 369920, 372096, 374544, 389120, 391680, 393984, 395352, 413440, 414720, 416160, 417792, 418608, 437760, 439280, 440640, 442368, 443904, 444771, 465120, 466944, 468180, 470016, 491520, 492480, 494190, 496128, 499392, 522240, 523260, 525312, 527136, 552960, 554880, 557056, 558144, 583680, 587520, 591872, 593028, 620160, 622592, 624240, 626688, 656640, 658920, 661504, 663552, 665856, 696320, 697680, 700416, 702848, 705024, 737280, 739840, 741285, 744192, 749088, 778240, 783360, 787968, 790704, 826880, 829440, 832320, 835584, 837216, 875520, 878560, 881280, 884736, 887808, 889542, 930240, 933888, 936360, 940032, 984960, 988380, 992256, 998784, 1044480, 1046520, 1050624, 1054272, 1105920, 1109760, 1116288, 1167360, 1175040, 1183744, 1186056, 1240320, 1248480, 1253376, 1313280, 1317840, 1323008, 1327104, 1331712, 1392640, 1395360, 1400832, 1405696, 1410048, 1474560, 1479680, 1482570, 1488384, 1498176, 1556480, 1566720, 1575936, 1581408, 1653760, 1658880, 1664640, 1671168, 1674432, 1751040, 1757120, 1762560, 1775616, 1779084, 1860480, 1867776, 1872720, 1880064, 1969920, 1976760, 1984512, 1997568, 2088960, 2093040, 2101248, 2108544, 2211840, 2219520, 2223855, 2232576, 2334720, 2350080, 2367488, 2372112, 2480640, 2496960, 2506752, 2626560, 2635680, 2646016, 2654208, 2663424, 2785280, 2790720, 2801664, 2811392, 2820096, 2959360, 2965140, 2976768, 2996352, 3112960, 3133440, 3151872, 3162816, 3307520, 3317760, 3329280, 3348864, 3502080, 3514240, 3525120, 3551232, 3558168, 3720960, 3745440, 3760128, 3939840, 3953520, 3969024, 3995136, 4177920, 4186080, 4202496, 4217088, 4423680, 4439040, 4447710, 4465152, 4669440, 4700160, 4734976, 4744224, 4961280, 4993920, 5013504, 5253120, 5271360, 5292032, 5326848, 5581440, 5603328, 5622784, 5640192, 5918720, 5930280, 5953536, 5992704, 6266880, 6303744, 6325632, 6615040, 6635520, 6658560, 6697728, 7004160, 7028480, 7050240, 7102464, 7116336, 7441920, 7490880, 7520256, 7879680, 7907040, 7938048, 7990272, 8355840, 8372160, 8404992, 8434176, 8878080, 8895420, 8930304, 9338880, 9400320, 9469952, 9488448, 9922560, 9987840, 10506240, 10542720, 10584064, 10653696, 11162880, 11245568, 11280384, 11837440, 11860560, 11907072, 11985408, 12533760, 12607488, 12651264, 13230080, 13271040, 13317120, 13395456, 14008320, 14056960, 14100480, 14204928, 14232672, 14883840, 14981760, 15040512, 15759360, 15814080, 15876096, 15980544, 16744320, 16809984, 16868352, 17756160, 17790840, 17860608, 18800640, 18976896, 19845120, 19975680, 21012480, 21085440, 21307392, 22325760, 22491136, 22560768, 23674880, 23721120, 23814144, 23970816, 25067520, 25214976, 25302528, 26460160, 26634240, 26790912, 28016640, 28113920, 28200960, 28409856, 28465344, 29767680, 29963520, 31518720, 31628160, 31752192, 31961088, 33488640, 33736704, 35512320, 35581680, 35721216, 37601280, 37953792, 39690240, 39951360, 42024960, 42170880, 42614784, 44651520, 44982272, 45121536, 47349760, 47442240, 47628288, 47941632, 50429952, 50605056, 52920320, 53268480, 53581824, 56227840, 56401920, 56930688, 59535360, 59927040, 63037440, 63256320, 63922176, 66977280, 67473408, 71024640, 71163360, 71442432, 75202560, 75907584, 79380480, 79902720, 84049920, 84341760, 85229568, 89303040, 89964544, 94884480, 95256576, 95883264, 101210112, 106536960, 107163648, 112455680, 112803840, 113861376, 119070720, 119854080, 126074880, 126512640, 127844352, 133954560, 134946816, 142049280, 142326720, 142884864, 151815168, 158760960, 159805440, 168683520, 178606080, 179929088, 189768960, 191766528, 202420224, 213073920, 214327296, 224911360, 225607680, 227722752, 238141440, 239708160, 252149760, 253025280, 255688704, 267909120, 269893632, 284653440, 285769728, 303630336, 319610880, 337367040, 357212160, 379537920, 383533056, 404840448, 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約数ペア:

[(1, 72871280640), (2, 36435640320), (3, 24290426880), (4, 18217820160), (5, 14574256128), (6, 12145213440), (8, 9108910080), (9, 8096808960), (10, 7287128064), (12, 6072606720), (15, 4858085376), (16, 4554455040), (17, 4286545920), (18, 4048404480), (19, 3835330560), (20, 3643564032), (24, 3036303360), (27, 2698936320), (30, 2429042688), (32, 2277227520), (34, 2143272960), (36, 2024202240), (38, 1917665280), (40, 1821782016), (45, 1619361792), (48, 1518151680), (51, 1428848640), (54, 1349468160), (57, 1278443520), (60, 1214521344), (64, 1138613760), (68, 1071636480), (72, 1012101120), (76, 958832640), (80, 910891008), (81, 899645440), (85, 857309184), (90, 809680896), (95, 767066112), (96, 759075840), (102, 714424320), (108, 674734080), (114, 639221760), (120, 607260672), (128, 569306880), (135, 539787264), (136, 535818240), (144, 506050560), (152, 479416320), (153, 476282880), (160, 455445504), (162, 449822720), (170, 428654592), (171, 426147840), (180, 404840448), (190, 383533056), (192, 379537920), (204, 357212160), (216, 337367040), (228, 319610880), (240, 303630336), (255, 285769728), (256, 284653440), (270, 269893632), (272, 267909120), (285, 255688704), (288, 253025280), (289, 252149760), (304, 239708160), (306, 238141440), (320, 227722752), (323, 225607680), (324, 224911360), (340, 214327296), (342, 213073920), (360, 202420224), (380, 191766528), (384, 189768960), (405, 179929088), (408, 178606080), (432, 168683520), (456, 159805440), (459, 158760960), (480, 151815168), (510, 142884864), (512, 142326720), (513, 142049280), (540, 134946816), (544, 133954560), (570, 127844352), (576, 126512640), (578, 126074880), (608, 119854080), (612, 119070720), (640, 113861376), (646, 112803840), (648, 112455680), (680, 107163648), (684, 106536960), (720, 101210112), (760, 95883264), (765, 95256576), (768, 94884480), (810, 89964544), (816, 89303040), (855, 85229568), (864, 84341760), (867, 84049920), (912, 79902720), (918, 79380480), (960, 75907584), (969, 75202560), (1020, 71442432), (1024, 71163360), (1026, 71024640), (1080, 67473408), (1088, 66977280), (1140, 63922176), (1152, 63256320), (1156, 63037440), (1216, 59927040), (1224, 59535360), (1280, 56930688), (1292, 56401920), (1296, 56227840), (1360, 53581824), (1368, 53268480), (1377, 52920320), (1440, 50605056), (1445, 50429952), (1520, 47941632), (1530, 47628288), (1536, 47442240), (1539, 47349760), (1615, 45121536), (1620, 44982272), (1632, 44651520), (1710, 42614784), (1728, 42170880), (1734, 42024960), (1824, 39951360), (1836, 39690240), (1920, 37953792), (1938, 37601280), (2040, 35721216), (2048, 35581680), (2052, 35512320), (2160, 33736704), (2176, 33488640), (2280, 31961088), (2295, 31752192), (2304, 31628160), (2312, 31518720), (2432, 29963520), (2448, 29767680), (2560, 28465344), (2565, 28409856), (2584, 28200960), (2592, 28113920), (2601, 28016640), (2720, 26790912), (2736, 26634240), (2754, 26460160), (2880, 25302528), (2890, 25214976), (2907, 25067520), (3040, 23970816), (3060, 23814144), (3072, 23721120), (3078, 23674880), (3230, 22560768), (3240, 22491136), (3264, 22325760), (3420, 21307392), (3456, 21085440), (3468, 21012480), (3648, 19975680), (3672, 19845120), (3840, 18976896), (3876, 18800640), (4080, 17860608), (4096, 17790840), (4104, 17756160), (4320, 16868352), (4335, 16809984), (4352, 16744320), (4560, 15980544), (4590, 15876096), (4608, 15814080), (4624, 15759360), (4845, 15040512), (4864, 14981760), (4896, 14883840), (5120, 14232672), (5130, 14204928), (5168, 14100480), (5184, 14056960), (5202, 14008320), (5440, 13395456), (5472, 13317120), (5491, 13271040), (5508, 13230080), (5760, 12651264), (5780, 12607488), (5814, 12533760), (6080, 11985408), (6120, 11907072), (6144, 11860560), (6156, 11837440), (6460, 11280384), (6480, 11245568), (6528, 11162880), (6840, 10653696), (6885, 10584064), (6912, 10542720), (6936, 10506240), (7296, 9987840), (7344, 9922560), (7680, 9488448), (7695, 9469952), (7752, 9400320), (7803, 9338880), (8160, 8930304), (8192, 8895420), (8208, 8878080), (8640, 8434176), (8670, 8404992), (8704, 8372160), (8721, 8355840), (9120, 7990272), (9180, 7938048), (9216, 7907040), (9248, 7879680), (9690, 7520256), (9728, 7490880), (9792, 7441920), (10240, 7116336), (10260, 7102464), (10336, 7050240), (10368, 7028480), (10404, 7004160), (10880, 6697728), (10944, 6658560), (10982, 6635520), (11016, 6615040), (11520, 6325632), (11560, 6303744), (11628, 6266880), (12160, 5992704), (12240, 5953536), (12288, 5930280), (12312, 5918720), (12920, 5640192), (12960, 5622784), (13005, 5603328), (13056, 5581440), (13680, 5326848), (13770, 5292032), (13824, 5271360), (13872, 5253120), (14535, 5013504), (14592, 4993920), (14688, 4961280), (15360, 4744224), (15390, 4734976), (15504, 4700160), (15606, 4669440), (16320, 4465152), (16384, 4447710), (16416, 4439040), (16473, 4423680), (17280, 4217088), (17340, 4202496), (17408, 4186080), (17442, 4177920), (18240, 3995136), (18360, 3969024), (18432, 3953520), (18496, 3939840), (19380, 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(41472, 1757120), (41616, 1751040), (43520, 1674432), (43605, 1671168), (43776, 1664640), (43928, 1658880), (44064, 1653760), (46080, 1581408), (46240, 1575936), (46512, 1566720), (46818, 1556480), (48640, 1498176), (48960, 1488384), (49152, 1482570), (49248, 1479680), (49419, 1474560), (51680, 1410048), (51840, 1405696), (52020, 1400832), (52224, 1395360), (52326, 1392640), (54720, 1331712), (54910, 1327104), (55080, 1323008), (55296, 1317840), (55488, 1313280), (58140, 1253376), (58368, 1248480), (58752, 1240320), (61440, 1186056), (61560, 1183744), (62016, 1175040), (62424, 1167360), (65280, 1116288), (65664, 1109760), (65892, 1105920), (69120, 1054272), (69360, 1050624), (69632, 1046520), (69768, 1044480), (72960, 998784), (73440, 992256), (73728, 988380), (73984, 984960), (77520, 940032), (77824, 936360), (78030, 933888), (78336, 930240), (81920, 889542), (82080, 887808), (82365, 884736), (82688, 881280), (82944, 878560), (83232, 875520), (87040, 837216), (87210, 835584), (87552, 832320), (87856, 829440), (88128, 826880), (92160, 790704), (92480, 787968), (93024, 783360), (93636, 778240), (97280, 749088), (97920, 744192), (98304, 741285), (98496, 739840), (98838, 737280), (103360, 705024), (103680, 702848), (104040, 700416), (104448, 697680), (104652, 696320), (109440, 665856), (109820, 663552), (110160, 661504), (110592, 658920), (110976, 656640), (116280, 626688), (116736, 624240), (117045, 622592), (117504, 620160), (122880, 593028), (123120, 591872), (124032, 587520), (124848, 583680), (130560, 558144), (130815, 557056), (131328, 554880), (131784, 552960), (138240, 527136), (138720, 525312), (139264, 523260), (139536, 522240), (145920, 499392), (146880, 496128), (147456, 494190), (147968, 492480), (148257, 491520), (155040, 470016), (155648, 468180), (156060, 466944), (156672, 465120), (163840, 444771), (164160, 443904), (164730, 442368), (165376, 440640), (165888, 439280), (166464, 437760), (174080, 418608), (174420, 417792), (175104, 416160), (175712, 414720), (176256, 413440), (184320, 395352), (184960, 393984), (186048, 391680), (187272, 389120), (194560, 374544), (195840, 372096), (196992, 369920), (197676, 368640), (206720, 352512), (207360, 351424), (208080, 350208), (208896, 348840), (209304, 348160), (218880, 332928), (219640, 331776), (220320, 330752), (221184, 329460), (221952, 328320), (232560, 313344), (233472, 312120), (234090, 311296), (235008, 310080), (245760, 296514), (246240, 295936), (247095, 294912), (248064, 293760), (249696, 291840), (261120, 279072), (261630, 278528), (262656, 277440), (263568, 276480)]