81271291680

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 576

約数和(自身を含む): 297198720000

約数和(自身を除く): 215927428320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 59, 60, 71, 72, 80, 81, 90, 96, 108, 118, 120, 135, 142, 144, 160, 162, 177, 180, 213, 216, 236, 240, 243, 270, 284, 288, 295, 324, 354, 355, 360, 405, 426, 432, 472, 480, 486, 499, 531, 540, 568, 590, 639, 648, 708, 710, 720, 810, 852, 864, 885, 944, 972, 998, 1062, 1065, 1080, 1136, 1180, 1215, 1278, 1296, 1416, 1420, 1440, 1497, 1593, 1620, 1704, 1770, 1888, 1917, 1944, 1996, 2124, 2130, 2160, 2272, 2360, 2430, 2495, 2556, 2592, 2655, 2832, 2840, 2994, 3186, 3195, 3240, 3408, 3540, 3834, 3888, 3992, 4189, 4248, 4260, 4320, 4491, 4720, 4779, 4860, 4990, 5112, 5310, 5664, 5680, 5751, 5988, 6372, 6390, 6480, 6816, 7080, 7485, 7668, 7776, 7965, 7984, 8378, 8496, 8520, 8982, 9440, 9558, 9585, 9720, 9980, 10224, 10620, 11360, 11502, 11976, 12567, 12744, 12780, 12960, 13473, 14160, 14337, 14970, 15336, 15930, 15968, 16756, 16992, 17040, 17253, 17964, 19116, 19170, 19440, 19960, 20448, 20945, 21240, 22455, 23004, 23895, 23952, 25134, 25488, 25560, 26946, 28320, 28674, 28755, 29441, 29940, 30672, 31860, 33512, 34080, 34506, 35429, 35928, 37701, 38232, 38340, 38880, 39920, 40419, 41890, 42480, 44910, 46008, 47790, 47904, 50268, 50976, 51120, 53892, 57348, 57510, 58882, 59880, 61344, 62835, 63720, 67024, 67365, 69012, 70858, 71685, 71856, 75402, 76464, 76680, 79840, 80838, 83780, 84960, 86265, 88323, 89820, 92016, 95580, 100536, 102240, 106287, 107784, 113103, 114696, 115020, 117764, 119760, 121257, 125670, 127440, 134048, 134730, 138024, 141716, 143370, 143712, 147205, 150804, 152928, 153360, 161676, 167560, 172530, 176646, 177145, 179640, 184032, 188505, 191160, 201072, 202095, 212574, 215568, 226206, 229392, 230040, 235528, 239520, 242514, 251340, 254880, 264969, 269460, 276048, 283432, 286740, 294410, 301608, 306720, 318861, 323352, 335120, 339309, 345060, 353292, 354290, 359280, 377010, 382320, 402144, 404190, 425148, 431136, 441615, 452412, 458784, 460080, 471056, 485028, 502680, 529938, 531435, 538920, 552096, 565515, 566864, 573480, 588820, 603216, 606285, 637722, 646704, 670240, 678618, 690120, 706584, 708580, 718560, 754020, 764640, 794907, 808380, 850296, 883230, 904824, 920160, 942112, 956583, 970056, 1005360, 1017927, 1059876, 1062870, 1077840, 1131030, 1133728, 1146960, 1177640, 1206432, 1212570, 1275444, 1293408, 1324845, 1357236, 1380240, 1413168, 1417160, 1508040, 1589814, 1594305, 1616760, 1696545, 1700592, 1766460, 1809648, 1913166, 1940112, 2010720, 2035854, 2090311, 2119752, 2125740, 2155680, 2262060, 2293920, 2355280, 2384721, 2425140, 2550888, 2649690, 2714472, 2760480, 2826336, 2834320, 2869749, 3016080, 3179628, 3188610, 3233520, 3393090, 3401184, 3532920, 3619296, 3826332, 3880224, 3974535, 4071708, 4180622, 4239504, 4251480, 4524120, 4710560, 4769442, 4782915, 4850280, 5089635, 5101776, 5299380, 5428944, 5668640, 5739498, 6032160, 6270933, 6359256, 6377220, 6467040, 6786180, 7065840, 7154163, 7652664, 7949070, 8143416, 8361244, 8479008, 8502960, 8609247, 9048240, 9538884, 9565830, 9700560, 10179270, 10203552, 10451555, 10598760, 10857888, 11478996, 11923605, 12541866, 12718512, 12754440, 13572360, 14131680, 14308326, 14348745, 15305328, 15898140, 16286832, 16722488, 17005920, 17218494, 18096480, 18812799, 19077768, 19131660, 19401120, 20358540, 20903110, 21197520, 22957992, 23847210, 25083732, 25437024, 25508880, 27144720, 28616652, 28697490, 30610656, 31354665, 31796280, 32573664, 33444976, 34436988, 35770815, 37625598, 38155536, 38263320, 40717080, 41806220, 42395040, 43046235, 45915984, 47694420, 50167464, 51017760, 54289440, 56438397, 57233304, 57394980, 62709330, 63592560, 66889952, 68873976, 71541630, 75251196, 76311072, 76526640, 81434160, 83612440, 86092470, 91831968, 94063995, 95388840, 100334928, 112876794, 114466608, 114789960, 125418660, 127185120, 137747952, 143083260, 150502392, 153053280, 162868320, 167224880, 169315191, 172184940, 188127990, 190777680, 200669856, 225753588, 228933216, 229579920, 250837320, 275495904, 282191985, 286166520, 301004784, 334449760, 338630382, 344369880, 376255980, 381555360, 451507176, 459159840, 501674640, 507945573, 564383970, 572333040, 602009568, 677260764, 688739760, 752511960, 846575955, 903014352, 1003349280, 1015891146, 1128767940, 1144666080, 1354521528, 1377479520, 1505023920, 1693151910, 1806028704, 2031782292, 2257535880, 2539727865, 2709043056, 3010047840, 3386303820, 4063564584, 4515071760, 5079455730, 5418086112, 6772607640, 8127129168, 9030143520, 10158911460, 13545215280, 16254258336, 20317822920, 27090430560, 40635645840, 81271291680]

約数ペア:

[(1, 81271291680), (2, 40635645840), (3, 27090430560), (4, 20317822920), (5, 16254258336), (6, 13545215280), (8, 10158911460), (9, 9030143520), (10, 8127129168), (12, 6772607640), (15, 5418086112), (16, 5079455730), (18, 4515071760), (20, 4063564584), (24, 3386303820), (27, 3010047840), (30, 2709043056), (32, 2539727865), (36, 2257535880), (40, 2031782292), (45, 1806028704), (48, 1693151910), (54, 1505023920), (59, 1377479520), (60, 1354521528), (71, 1144666080), (72, 1128767940), (80, 1015891146), (81, 1003349280), (90, 903014352), (96, 846575955), (108, 752511960), (118, 688739760), (120, 677260764), (135, 602009568), (142, 572333040), (144, 564383970), (160, 507945573), (162, 501674640), (177, 459159840), (180, 451507176), (213, 381555360), (216, 376255980), (236, 344369880), (240, 338630382), (243, 334449760), (270, 301004784), (284, 286166520), (288, 282191985), (295, 275495904), (324, 250837320), (354, 229579920), (355, 228933216), (360, 225753588), (405, 200669856), (426, 190777680), (432, 188127990), (472, 172184940), (480, 169315191), (486, 167224880), (499, 162868320), (531, 153053280), (540, 150502392), (568, 143083260), (590, 137747952), (639, 127185120), (648, 125418660), (708, 114789960), (710, 114466608), (720, 112876794), (810, 100334928), (852, 95388840), (864, 94063995), (885, 91831968), (944, 86092470), (972, 83612440), (998, 81434160), (1062, 76526640), (1065, 76311072), (1080, 75251196), (1136, 71541630), (1180, 68873976), (1215, 66889952), (1278, 63592560), (1296, 62709330), (1416, 57394980), (1420, 57233304), (1440, 56438397), (1497, 54289440), (1593, 51017760), (1620, 50167464), (1704, 47694420), (1770, 45915984), (1888, 43046235), (1917, 42395040), (1944, 41806220), (1996, 40717080), (2124, 38263320), (2130, 38155536), (2160, 37625598), (2272, 35770815), (2360, 34436988), (2430, 33444976), (2495, 32573664), (2556, 31796280), (2592, 31354665), (2655, 30610656), (2832, 28697490), (2840, 28616652), (2994, 27144720), (3186, 25508880), (3195, 25437024), (3240, 25083732), (3408, 23847210), (3540, 22957992), (3834, 21197520), (3888, 20903110), (3992, 20358540), (4189, 19401120), (4248, 19131660), (4260, 19077768), (4320, 18812799), (4491, 18096480), (4720, 17218494), (4779, 17005920), (4860, 16722488), (4990, 16286832), (5112, 15898140), (5310, 15305328), (5664, 14348745), (5680, 14308326), (5751, 14131680), (5988, 13572360), (6372, 12754440), (6390, 12718512), (6480, 12541866), (6816, 11923605), (7080, 11478996), (7485, 10857888), (7668, 10598760), (7776, 10451555), (7965, 10203552), (7984, 10179270), (8378, 9700560), (8496, 9565830), (8520, 9538884), (8982, 9048240), (9440, 8609247), (9558, 8502960), (9585, 8479008), (9720, 8361244), (9980, 8143416), (10224, 7949070), (10620, 7652664), (11360, 7154163), (11502, 7065840), (11976, 6786180), (12567, 6467040), (12744, 6377220), (12780, 6359256), (12960, 6270933), (13473, 6032160), (14160, 5739498), (14337, 5668640), (14970, 5428944), (15336, 5299380), (15930, 5101776), (15968, 5089635), (16756, 4850280), (16992, 4782915), (17040, 4769442), (17253, 4710560), (17964, 4524120), (19116, 4251480), (19170, 4239504), (19440, 4180622), (19960, 4071708), (20448, 3974535), (20945, 3880224), (21240, 3826332), (22455, 3619296), (23004, 3532920), (23895, 3401184), (23952, 3393090), (25134, 3233520), (25488, 3188610), (25560, 3179628), (26946, 3016080), (28320, 2869749), (28674, 2834320), (28755, 2826336), (29441, 2760480), (29940, 2714472), (30672, 2649690), (31860, 2550888), (33512, 2425140), (34080, 2384721), (34506, 2355280), (35429, 2293920), (35928, 2262060), (37701, 2155680), (38232, 2125740), (38340, 2119752), (38880, 2090311), (39920, 2035854), (40419, 2010720), (41890, 1940112), (42480, 1913166), (44910, 1809648), (46008, 1766460), (47790, 1700592), (47904, 1696545), (50268, 1616760), (50976, 1594305), (51120, 1589814), (53892, 1508040), (57348, 1417160), (57510, 1413168), (58882, 1380240), (59880, 1357236), (61344, 1324845), (62835, 1293408), (63720, 1275444), (67024, 1212570), (67365, 1206432), (69012, 1177640), (70858, 1146960), (71685, 1133728), (71856, 1131030), (75402, 1077840), (76464, 1062870), (76680, 1059876), (79840, 1017927), (80838, 1005360), (83780, 970056), (84960, 956583), (86265, 942112), (88323, 920160), (89820, 904824), (92016, 883230), (95580, 850296), (100536, 808380), (102240, 794907), (106287, 764640), (107784, 754020), (113103, 718560), (114696, 708580), (115020, 706584), (117764, 690120), (119760, 678618), (121257, 670240), (125670, 646704), (127440, 637722), (134048, 606285), (134730, 603216), (138024, 588820), (141716, 573480), (143370, 566864), (143712, 565515), (147205, 552096), (150804, 538920), (152928, 531435), (153360, 529938), (161676, 502680), (167560, 485028), (172530, 471056), (176646, 460080), (177145, 458784), (179640, 452412), (184032, 441615), (188505, 431136), (191160, 425148), (201072, 404190), (202095, 402144), (212574, 382320), (215568, 377010), (226206, 359280), (229392, 354290), (230040, 353292), (235528, 345060), (239520, 339309), (242514, 335120), (251340, 323352), (254880, 318861), (264969, 306720), (269460, 301608), (276048, 294410), (283432, 286740)]