81820385280

素因数分解:

$2^{21}\times 3^3\times 5^1\times {\mathrm{17}}^2$

素因数の和:90

約数の個数: 528

約数和(自身を含む): 309036245040

約数和(自身を除く): 227215859760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 256, 270, 272, 288, 289, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 512, 540, 544, 576, 578, 612, 640, 680, 720, 765, 768, 816, 864, 867, 918, 960, 1020, 1024, 1080, 1088, 1152, 1156, 1224, 1280, 1360, 1440, 1445, 1530, 1536, 1632, 1728, 1734, 1836, 1920, 2040, 2048, 2160, 2176, 2295, 2304, 2312, 2448, 2560, 2601, 2720, 2880, 2890, 3060, 3072, 3264, 3456, 3468, 3672, 3840, 4080, 4096, 4320, 4335, 4352, 4590, 4608, 4624, 4896, 5120, 5202, 5440, 5760, 5780, 6120, 6144, 6528, 6912, 6936, 7344, 7680, 7803, 8160, 8192, 8640, 8670, 8704, 9180, 9216, 9248, 9792, 10240, 10404, 10880, 11520, 11560, 12240, 12288, 13005, 13056, 13824, 13872, 14688, 15360, 15606, 16320, 16384, 17280, 17340, 17408, 18360, 18432, 18496, 19584, 20480, 20808, 21760, 23040, 23120, 24480, 24576, 26010, 26112, 27648, 27744, 29376, 30720, 31212, 32640, 32768, 34560, 34680, 34816, 36720, 36864, 36992, 39015, 39168, 40960, 41616, 43520, 46080, 46240, 48960, 49152, 52020, 52224, 55296, 55488, 58752, 61440, 62424, 65280, 65536, 69120, 69360, 69632, 73440, 73728, 73984, 78030, 78336, 81920, 83232, 87040, 92160, 92480, 97920, 98304, 104040, 104448, 110592, 110976, 117504, 122880, 124848, 130560, 131072, 138240, 138720, 139264, 146880, 147456, 147968, 156060, 156672, 163840, 166464, 174080, 184320, 184960, 195840, 196608, 208080, 208896, 221184, 221952, 235008, 245760, 249696, 261120, 262144, 276480, 277440, 278528, 293760, 294912, 295936, 312120, 313344, 327680, 332928, 348160, 368640, 369920, 391680, 393216, 416160, 417792, 442368, 443904, 470016, 491520, 499392, 522240, 524288, 552960, 554880, 557056, 587520, 589824, 591872, 624240, 626688, 655360, 665856, 696320, 737280, 739840, 783360, 786432, 832320, 835584, 884736, 887808, 940032, 983040, 998784, 1044480, 1048576, 1105920, 1109760, 1114112, 1175040, 1179648, 1183744, 1248480, 1253376, 1310720, 1331712, 1392640, 1474560, 1479680, 1566720, 1572864, 1664640, 1671168, 1769472, 1775616, 1880064, 1966080, 1997568, 2088960, 2097152, 2211840, 2219520, 2228224, 2350080, 2359296, 2367488, 2496960, 2506752, 2621440, 2663424, 2785280, 2949120, 2959360, 3133440, 3145728, 3329280, 3342336, 3538944, 3551232, 3760128, 3932160, 3995136, 4177920, 4423680, 4439040, 4456448, 4700160, 4718592, 4734976, 4993920, 5013504, 5242880, 5326848, 5570560, 5898240, 5918720, 6266880, 6291456, 6658560, 6684672, 7077888, 7102464, 7520256, 7864320, 7990272, 8355840, 8847360, 8878080, 8912896, 9400320, 9437184, 9469952, 9987840, 10027008, 10485760, 10653696, 11141120, 11796480, 11837440, 12533760, 13317120, 13369344, 14155776, 14204928, 15040512, 15728640, 15980544, 16711680, 17694720, 17756160, 17825792, 18800640, 18874368, 18939904, 19975680, 20054016, 21307392, 22282240, 23592960, 23674880, 25067520, 26634240, 26738688, 28311552, 28409856, 30081024, 31457280, 31961088, 33423360, 35389440, 35512320, 35651584, 37601280, 37879808, 39951360, 40108032, 42614784, 44564480, 47185920, 47349760, 50135040, 53268480, 53477376, 56623104, 56819712, 60162048, 63922176, 66846720, 70778880, 71024640, 75202560, 75759616, 79902720, 80216064, 85229568, 89128960, 94371840, 94699520, 100270080, 106536960, 106954752, 113639424, 120324096, 127844352, 133693440, 141557760, 142049280, 150405120, 151519232, 159805440, 160432128, 170459136, 178257920, 189399040, 200540160, 213073920, 227278848, 240648192, 255688704, 267386880, 283115520, 284098560, 300810240, 303038464, 319610880, 320864256, 340918272, 378798080, 401080320, 426147840, 454557696, 481296384, 511377408, 534773760, 568197120, 601620480, 606076928, 639221760, 681836544, 757596160, 802160640, 852295680, 909115392, 962592768, 1022754816, 1136394240, 1203240960, 1278443520, 1363673088, 1515192320, 1604321280, 1704591360, 1818230784, 2045509632, 2272788480, 2406481920, 2556887040, 2727346176, 3030384640, 3409182720, 4091019264, 4545576960, 4812963840, 5113774080, 5454692352, 6818365440, 8182038528, 9091153920, 10227548160, 13636730880, 16364077056, 20455096320, 27273461760, 40910192640, 81820385280]

約数ペア:

[(1, 81820385280), (2, 40910192640), (3, 27273461760), (4, 20455096320), (5, 16364077056), (6, 13636730880), (8, 10227548160), (9, 9091153920), (10, 8182038528), (12, 6818365440), (15, 5454692352), (16, 5113774080), (17, 4812963840), (18, 4545576960), (20, 4091019264), (24, 3409182720), (27, 3030384640), (30, 2727346176), (32, 2556887040), (34, 2406481920), (36, 2272788480), (40, 2045509632), (45, 1818230784), (48, 1704591360), (51, 1604321280), (54, 1515192320), (60, 1363673088), (64, 1278443520), (68, 1203240960), (72, 1136394240), (80, 1022754816), (85, 962592768), (90, 909115392), (96, 852295680), (102, 802160640), (108, 757596160), (120, 681836544), (128, 639221760), (135, 606076928), (136, 601620480), (144, 568197120), (153, 534773760), (160, 511377408), (170, 481296384), (180, 454557696), (192, 426147840), (204, 401080320), (216, 378798080), (240, 340918272), (255, 320864256), (256, 319610880), (270, 303038464), (272, 300810240), (288, 284098560), (289, 283115520), (306, 267386880), (320, 255688704), (340, 240648192), (360, 227278848), (384, 213073920), (408, 200540160), (432, 189399040), (459, 178257920), (480, 170459136), (510, 160432128), (512, 159805440), (540, 151519232), (544, 150405120), (576, 142049280), (578, 141557760), (612, 133693440), (640, 127844352), (680, 120324096), (720, 113639424), (765, 106954752), (768, 106536960), (816, 100270080), (864, 94699520), (867, 94371840), (918, 89128960), (960, 85229568), (1020, 80216064), (1024, 79902720), (1080, 75759616), (1088, 75202560), (1152, 71024640), (1156, 70778880), (1224, 66846720), (1280, 63922176), (1360, 60162048), (1440, 56819712), (1445, 56623104), (1530, 53477376), (1536, 53268480), (1632, 50135040), (1728, 47349760), (1734, 47185920), (1836, 44564480), (1920, 42614784), (2040, 40108032), (2048, 39951360), (2160, 37879808), (2176, 37601280), (2295, 35651584), (2304, 35512320), (2312, 35389440), (2448, 33423360), (2560, 31961088), (2601, 31457280), (2720, 30081024), (2880, 28409856), (2890, 28311552), (3060, 26738688), (3072, 26634240), (3264, 25067520), (3456, 23674880), (3468, 23592960), (3672, 22282240), (3840, 21307392), (4080, 20054016), (4096, 19975680), (4320, 18939904), (4335, 18874368), (4352, 18800640), (4590, 17825792), (4608, 17756160), (4624, 17694720), (4896, 16711680), (5120, 15980544), (5202, 15728640), (5440, 15040512), (5760, 14204928), (5780, 14155776), (6120, 13369344), (6144, 13317120), (6528, 12533760), (6912, 11837440), (6936, 11796480), (7344, 11141120), (7680, 10653696), (7803, 10485760), (8160, 10027008), (8192, 9987840), (8640, 9469952), (8670, 9437184), (8704, 9400320), (9180, 8912896), (9216, 8878080), (9248, 8847360), (9792, 8355840), (10240, 7990272), (10404, 7864320), (10880, 7520256), (11520, 7102464), (11560, 7077888), (12240, 6684672), (12288, 6658560), (13005, 6291456), (13056, 6266880), (13824, 5918720), (13872, 5898240), (14688, 5570560), (15360, 5326848), (15606, 5242880), (16320, 5013504), (16384, 4993920), (17280, 4734976), (17340, 4718592), (17408, 4700160), (18360, 4456448), (18432, 4439040), (18496, 4423680), (19584, 4177920), (20480, 3995136), (20808, 3932160), (21760, 3760128), (23040, 3551232), (23120, 3538944), (24480, 3342336), (24576, 3329280), (26010, 3145728), (26112, 3133440), (27648, 2959360), (27744, 2949120), (29376, 2785280), (30720, 2663424), (31212, 2621440), (32640, 2506752), (32768, 2496960), (34560, 2367488), (34680, 2359296), (34816, 2350080), (36720, 2228224), (36864, 2219520), (36992, 2211840), (39015, 2097152), (39168, 2088960), (40960, 1997568), (41616, 1966080), (43520, 1880064), (46080, 1775616), (46240, 1769472), (48960, 1671168), (49152, 1664640), (52020, 1572864), (52224, 1566720), (55296, 1479680), (55488, 1474560), (58752, 1392640), (61440, 1331712), (62424, 1310720), (65280, 1253376), (65536, 1248480), (69120, 1183744), (69360, 1179648), (69632, 1175040), (73440, 1114112), (73728, 1109760), (73984, 1105920), (78030, 1048576), (78336, 1044480), (81920, 998784), (83232, 983040), (87040, 940032), (92160, 887808), (92480, 884736), (97920, 835584), (98304, 832320), (104040, 786432), (104448, 783360), (110592, 739840), (110976, 737280), (117504, 696320), (122880, 665856), (124848, 655360), (130560, 626688), (131072, 624240), (138240, 591872), (138720, 589824), (139264, 587520), (146880, 557056), (147456, 554880), (147968, 552960), (156060, 524288), (156672, 522240), (163840, 499392), (166464, 491520), (174080, 470016), (184320, 443904), (184960, 442368), (195840, 417792), (196608, 416160), (208080, 393216), (208896, 391680), (221184, 369920), (221952, 368640), (235008, 348160), (245760, 332928), (249696, 327680), (261120, 313344), (262144, 312120), (276480, 295936), (277440, 294912), (278528, 293760)]