256294679040

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6211}}^1$

素因数の和:6445

約数の個数: 400

約数和(自身を含む): 922727995200

約数和(自身を除く): 666433316160

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, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 199, 216, 240, 256, 270, 288, 320, 324, 360, 384, 398, 405, 432, 480, 512, 540, 576, 597, 640, 648, 720, 768, 796, 810, 864, 960, 995, 1080, 1152, 1194, 1280, 1296, 1440, 1536, 1592, 1620, 1728, 1791, 1920, 1990, 2160, 2304, 2388, 2560, 2592, 2880, 2985, 3184, 3240, 3456, 3582, 3840, 3980, 4320, 4608, 4776, 5184, 5373, 5760, 5970, 6211, 6368, 6480, 6912, 7164, 7680, 7960, 8640, 8955, 9552, 10368, 10746, 11520, 11940, 12422, 12736, 12960, 13824, 14328, 15920, 16119, 17280, 17910, 18633, 19104, 20736, 21492, 23040, 23880, 24844, 25472, 25920, 26865, 28656, 31055, 31840, 32238, 34560, 35820, 37266, 38208, 41472, 42984, 47760, 49688, 50944, 51840, 53730, 55899, 57312, 62110, 63680, 64476, 69120, 71640, 74532, 76416, 80595, 85968, 93165, 95520, 99376, 101888, 103680, 107460, 111798, 114624, 124220, 127360, 128952, 143280, 149064, 152832, 161190, 167697, 171936, 186330, 191040, 198752, 207360, 214920, 223596, 229248, 248440, 254720, 257904, 279495, 286560, 298128, 305664, 322380, 335394, 343872, 372660, 382080, 397504, 429840, 447192, 458496, 496880, 503091, 509440, 515808, 558990, 573120, 596256, 644760, 670788, 687744, 745320, 764160, 795008, 838485, 859680, 894384, 916992, 993760, 1006182, 1031616, 1117980, 1146240, 1192512, 1235989, 1289520, 1341576, 1375488, 1490640, 1528320, 1590016, 1676970, 1719360, 1788768, 1987520, 2012364, 2063232, 2235960, 2292480, 2385024, 2471978, 2515455, 2579040, 2683152, 2750976, 2981280, 3180032, 3353940, 3438720, 3577536, 3707967, 3975040, 4024728, 4126464, 4471920, 4584960, 4770048, 4943956, 5030910, 5158080, 5366304, 5962560, 6179945, 6707880, 6877440, 7155072, 7415934, 7950080, 8049456, 8252928, 8943840, 9540096, 9887912, 10061820, 10316160, 10732608, 11123901, 11925120, 12359890, 13415760, 13754880, 14310144, 14831868, 15900160, 16098912, 17887680, 18539835, 19775824, 20123640, 20632320, 21465216, 22247802, 23850240, 24719780, 26831520, 28620288, 29663736, 32197824, 33371703, 35775360, 37079670, 39551648, 40247280, 41264640, 42930432, 44495604, 47700480, 49439560, 53663040, 55619505, 59327472, 64395648, 66743406, 71550720, 74159340, 79103296, 80494560, 85860864, 88991208, 98879120, 100115109, 107326080, 111239010, 118654944, 128791296, 133486812, 143101440, 148318680, 158206592, 160989120, 166858515, 177982416, 197758240, 200230218, 214652160, 222478020, 237309888, 257582592, 266973624, 296637360, 316413184, 321978240, 333717030, 355964832, 395516480, 400460436, 429304320, 444956040, 474619776, 500575545, 533947248, 593274720, 632826368, 643956480, 667434060, 711929664, 791032960, 800920872, 889912080, 949239552, 1001151090, 1067894496, 1186549440, 1287912960, 1334868120, 1423859328, 1582065920, 1601841744, 1779824160, 1898479104, 2002302180, 2135788992, 2373098880, 2669736240, 2847718656, 3164131840, 3203683488, 3559648320, 4004604360, 4271577984, 4746197760, 5339472480, 5695437312, 6407366976, 7119296640, 8009208720, 8543155968, 9492395520, 10678944960, 12814733952, 14238593280, 16018417440, 17086311936, 21357889920, 25629467904, 28477186560, 32036834880, 42715779840, 51258935808, 64073669760, 85431559680, 128147339520, 256294679040]

約数ペア:

[(1, 256294679040), (2, 128147339520), (3, 85431559680), (4, 64073669760), (5, 51258935808), (6, 42715779840), (8, 32036834880), (9, 28477186560), (10, 25629467904), (12, 21357889920), (15, 17086311936), (16, 16018417440), (18, 14238593280), (20, 12814733952), (24, 10678944960), (27, 9492395520), (30, 8543155968), (32, 8009208720), (36, 7119296640), (40, 6407366976), (45, 5695437312), (48, 5339472480), (54, 4746197760), (60, 4271577984), (64, 4004604360), (72, 3559648320), (80, 3203683488), (81, 3164131840), (90, 2847718656), (96, 2669736240), (108, 2373098880), (120, 2135788992), (128, 2002302180), (135, 1898479104), (144, 1779824160), (160, 1601841744), (162, 1582065920), (180, 1423859328), (192, 1334868120), (199, 1287912960), (216, 1186549440), (240, 1067894496), (256, 1001151090), (270, 949239552), (288, 889912080), (320, 800920872), (324, 791032960), (360, 711929664), (384, 667434060), (398, 643956480), (405, 632826368), (432, 593274720), (480, 533947248), (512, 500575545), (540, 474619776), (576, 444956040), (597, 429304320), (640, 400460436), (648, 395516480), (720, 355964832), (768, 333717030), (796, 321978240), (810, 316413184), (864, 296637360), (960, 266973624), (995, 257582592), (1080, 237309888), (1152, 222478020), (1194, 214652160), (1280, 200230218), (1296, 197758240), (1440, 177982416), (1536, 166858515), (1592, 160989120), (1620, 158206592), (1728, 148318680), (1791, 143101440), (1920, 133486812), (1990, 128791296), (2160, 118654944), (2304, 111239010), (2388, 107326080), (2560, 100115109), (2592, 98879120), (2880, 88991208), (2985, 85860864), (3184, 80494560), (3240, 79103296), (3456, 74159340), (3582, 71550720), (3840, 66743406), (3980, 64395648), (4320, 59327472), (4608, 55619505), (4776, 53663040), (5184, 49439560), (5373, 47700480), (5760, 44495604), (5970, 42930432), (6211, 41264640), (6368, 40247280), (6480, 39551648), (6912, 37079670), (7164, 35775360), (7680, 33371703), (7960, 32197824), (8640, 29663736), (8955, 28620288), (9552, 26831520), (10368, 24719780), (10746, 23850240), (11520, 22247802), (11940, 21465216), (12422, 20632320), (12736, 20123640), (12960, 19775824), (13824, 18539835), (14328, 17887680), (15920, 16098912), (16119, 15900160), (17280, 14831868), (17910, 14310144), (18633, 13754880), (19104, 13415760), (20736, 12359890), (21492, 11925120), (23040, 11123901), (23880, 10732608), (24844, 10316160), (25472, 10061820), (25920, 9887912), (26865, 9540096), (28656, 8943840), (31055, 8252928), (31840, 8049456), (32238, 7950080), (34560, 7415934), (35820, 7155072), (37266, 6877440), (38208, 6707880), (41472, 6179945), (42984, 5962560), (47760, 5366304), (49688, 5158080), (50944, 5030910), (51840, 4943956), (53730, 4770048), (55899, 4584960), (57312, 4471920), (62110, 4126464), (63680, 4024728), (64476, 3975040), (69120, 3707967), (71640, 3577536), (74532, 3438720), (76416, 3353940), (80595, 3180032), (85968, 2981280), (93165, 2750976), (95520, 2683152), (99376, 2579040), (101888, 2515455), (103680, 2471978), (107460, 2385024), (111798, 2292480), (114624, 2235960), (124220, 2063232), (127360, 2012364), (128952, 1987520), (143280, 1788768), (149064, 1719360), (152832, 1676970), (161190, 1590016), (167697, 1528320), (171936, 1490640), (186330, 1375488), (191040, 1341576), (198752, 1289520), (207360, 1235989), (214920, 1192512), (223596, 1146240), (229248, 1117980), (248440, 1031616), (254720, 1006182), (257904, 993760), (279495, 916992), (286560, 894384), (298128, 859680), (305664, 838485), (322380, 795008), (335394, 764160), (343872, 745320), (372660, 687744), (382080, 670788), (397504, 644760), (429840, 596256), (447192, 573120), (458496, 558990), (496880, 515808), (503091, 509440)]