640147976640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{851623}}^1$

素因数の和:851681

約数の個数: 280

約数和(自身を含む): 2355643081440

約数和(自身を除く): 1715495104800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 576, 580, 648, 696, 720, 783, 810, 864, 870, 928, 960, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1728, 1740, 1856, 2088, 2160, 2320, 2349, 2592, 2610, 2784, 2880, 3132, 3240, 3480, 3915, 4176, 4320, 4640, 4698, 5184, 5220, 5568, 6264, 6480, 6960, 7830, 8352, 8640, 9280, 9396, 10440, 11745, 12528, 12960, 13920, 15660, 16704, 18792, 20880, 23490, 25056, 25920, 27840, 31320, 37584, 41760, 46980, 50112, 62640, 75168, 83520, 93960, 125280, 150336, 187920, 250560, 375840, 751680, 851623, 1703246, 2554869, 3406492, 4258115, 5109738, 6812984, 7664607, 8516230, 10219476, 12774345, 13625968, 15329214, 17032460, 20438952, 22993821, 24697067, 25548690, 27251936, 30658428, 34064920, 38323035, 40877904, 45987642, 49394134, 51097380, 54503872, 61316856, 68129840, 68981463, 74091201, 76646070, 81755808, 91975284, 98788268, 102194760, 114969105, 122633712, 123485335, 136259680, 137962926, 148182402, 153292140, 163511616, 183950568, 197576536, 204389520, 222273603, 229938210, 245267424, 246970670, 272519360, 275925852, 296364804, 306584280, 344907315, 367901136, 370456005, 395153072, 408779040, 444547206, 459876420, 490534848, 493941340, 551851704, 592729608, 613168560, 666820809, 689814630, 735802272, 740912010, 790306144, 817558080, 889094412, 919752840, 987882680, 1103703408, 1111368015, 1185459216, 1226337120, 1333641618, 1379629260, 1471604544, 1481824020, 1580612288, 1778188824, 1839505680, 1975765360, 2000462427, 2207406816, 2222736030, 2370918432, 2452674240, 2667283236, 2759258520, 2963648040, 3334104045, 3556377648, 3679011360, 3951530720, 4000924854, 4414813632, 4445472060, 4741836864, 5334566472, 5518517040, 5927296080, 6668208090, 7112755296, 7358022720, 7903061440, 8001849708, 8890944120, 10002312135, 10669132944, 11037034080, 11854592160, 13336416180, 14225510592, 16003699416, 17781888240, 20004624270, 21338265888, 22074068160, 23709184320, 26672832360, 32007398832, 35563776480, 40009248540, 42676531776, 53345664720, 64014797664, 71127552960, 80018497080, 106691329440, 128029595328, 160036994160, 213382658880, 320073988320, 640147976640]

約数ペア:

[(1, 640147976640), (2, 320073988320), (3, 213382658880), (4, 160036994160), (5, 128029595328), (6, 106691329440), (8, 80018497080), (9, 71127552960), (10, 64014797664), (12, 53345664720), (15, 42676531776), (16, 40009248540), (18, 35563776480), (20, 32007398832), (24, 26672832360), (27, 23709184320), (29, 22074068160), (30, 21338265888), (32, 20004624270), (36, 17781888240), (40, 16003699416), (45, 14225510592), (48, 13336416180), (54, 11854592160), (58, 11037034080), (60, 10669132944), (64, 10002312135), (72, 8890944120), (80, 8001849708), (81, 7903061440), (87, 7358022720), (90, 7112755296), (96, 6668208090), (108, 5927296080), (116, 5518517040), (120, 5334566472), (135, 4741836864), (144, 4445472060), (145, 4414813632), (160, 4000924854), (162, 3951530720), (174, 3679011360), (180, 3556377648), (192, 3334104045), (216, 2963648040), (232, 2759258520), (240, 2667283236), (261, 2452674240), (270, 2370918432), (288, 2222736030), (290, 2207406816), (320, 2000462427), (324, 1975765360), (348, 1839505680), (360, 1778188824), (405, 1580612288), (432, 1481824020), (435, 1471604544), (464, 1379629260), (480, 1333641618), (522, 1226337120), (540, 1185459216), (576, 1111368015), (580, 1103703408), (648, 987882680), (696, 919752840), (720, 889094412), (783, 817558080), (810, 790306144), (864, 740912010), (870, 735802272), (928, 689814630), (960, 666820809), (1044, 613168560), (1080, 592729608), (1160, 551851704), (1296, 493941340), (1305, 490534848), (1392, 459876420), (1440, 444547206), (1566, 408779040), (1620, 395153072), (1728, 370456005), (1740, 367901136), (1856, 344907315), (2088, 306584280), (2160, 296364804), (2320, 275925852), (2349, 272519360), (2592, 246970670), (2610, 245267424), (2784, 229938210), (2880, 222273603), (3132, 204389520), (3240, 197576536), (3480, 183950568), (3915, 163511616), (4176, 153292140), (4320, 148182402), (4640, 137962926), (4698, 136259680), (5184, 123485335), (5220, 122633712), (5568, 114969105), (6264, 102194760), (6480, 98788268), (6960, 91975284), (7830, 81755808), (8352, 76646070), (8640, 74091201), (9280, 68981463), (9396, 68129840), (10440, 61316856), (11745, 54503872), (12528, 51097380), (12960, 49394134), (13920, 45987642), (15660, 40877904), (16704, 38323035), (18792, 34064920), (20880, 30658428), (23490, 27251936), (25056, 25548690), (25920, 24697067), (27840, 22993821), (31320, 20438952), (37584, 17032460), (41760, 15329214), (46980, 13625968), (50112, 12774345), (62640, 10219476), (75168, 8516230), (83520, 7664607), (93960, 6812984), (125280, 5109738), (150336, 4258115), (187920, 3406492), (250560, 2554869), (375840, 1703246), (751680, 851623)]