256435657920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 1120

約数和(自身を含む): 1018804070592

約数和(自身を除く): 762368412672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 53, 54, 60, 64, 65, 72, 78, 80, 81, 83, 90, 96, 104, 106, 108, 117, 120, 130, 135, 144, 156, 159, 160, 162, 166, 173, 180, 192, 195, 208, 212, 216, 234, 240, 249, 260, 265, 270, 288, 312, 318, 320, 324, 332, 346, 351, 360, 390, 405, 415, 416, 424, 432, 468, 477, 480, 498, 519, 520, 530, 540, 576, 585, 624, 636, 648, 664, 689, 692, 702, 720, 747, 780, 795, 810, 830, 832, 848, 864, 865, 936, 954, 960, 996, 1038, 1040, 1053, 1060, 1079, 1080, 1170, 1245, 1248, 1272, 1296, 1328, 1378, 1384, 1404, 1431, 1440, 1494, 1557, 1560, 1590, 1620, 1660, 1696, 1728, 1730, 1755, 1872, 1908, 1992, 2067, 2076, 2080, 2106, 2120, 2158, 2160, 2241, 2249, 2340, 2385, 2490, 2496, 2544, 2592, 2595, 2656, 2756, 2768, 2808, 2862, 2880, 2988, 3114, 3120, 3180, 3237, 3240, 3320, 3392, 3445, 3460, 3510, 3735, 3744, 3816, 3984, 4134, 4152, 4160, 4212, 4240, 4293, 4316, 4320, 4399, 4482, 4498, 4671, 4680, 4770, 4980, 5088, 5184, 5190, 5265, 5312, 5395, 5512, 5536, 5616, 5724, 5976, 6201, 6228, 6240, 6360, 6474, 6480, 6640, 6723, 6747, 6890, 6920, 7020, 7155, 7470, 7488, 7632, 7785, 7968, 8268, 8304, 8424, 8480, 8586, 8632, 8640, 8798, 8964, 8996, 9169, 9342, 9360, 9540, 9711, 9960, 10176, 10335, 10380, 10530, 10790, 11024, 11072, 11205, 11232, 11245, 11448, 11952, 12402, 12456, 12480, 12720, 12948, 12960, 13197, 13280, 13446, 13494, 13780, 13840, 14013, 14040, 14310, 14359, 14940, 15264, 15570, 15936, 16185, 16536, 16608, 16848, 16960, 17172, 17264, 17596, 17928, 17992, 18338, 18603, 18684, 18720, 19080, 19422, 19920, 20241, 20670, 20760, 21060, 21465, 21580, 21995, 22048, 22410, 22464, 22490, 22896, 23355, 23904, 24804, 24912, 25440, 25896, 25920, 26394, 26560, 26892, 26988, 27507, 27560, 27680, 28026, 28080, 28620, 28718, 29133, 29880, 30528, 31005, 31140, 32370, 33072, 33216, 33615, 33696, 33735, 34344, 34528, 35192, 35856, 35984, 36676, 37206, 37368, 37440, 38160, 38844, 39591, 39840, 40482, 41340, 41520, 42120, 42930, 43077, 43160, 43990, 44096, 44820, 44980, 45792, 45845, 46710, 47808, 48555, 49608, 49824, 50880, 51792, 52788, 53784, 53976, 55014, 55120, 55360, 55809, 56052, 56160, 57187, 57240, 57436, 58266, 59760, 60723, 62010, 62280, 64740, 65985, 66144, 67230, 67392, 67470, 68688, 69056, 70065, 70384, 71712, 71795, 71968, 73352, 74412, 74736, 76320, 77688, 79182, 79680, 80964, 82521, 82680, 83040, 84240, 85860, 86154, 86320, 87399, 87980, 89640, 89960, 91584, 91690, 93015, 93420, 97110, 99216, 99648, 101205, 103584, 105576, 107568, 107952, 110028, 110240, 111618, 112104, 112320, 114374, 114480, 114872, 116532, 118773, 119197, 119520, 121446, 124020, 124560, 129231, 129480, 131970, 132288, 134460, 134940, 137376, 137535, 140130, 140768, 143424, 143590, 143936, 145665, 146704, 148824, 149472, 152640, 155376, 158364, 161928, 165042, 165360, 166080, 168480, 171561, 171720, 172308, 172640, 174798, 175960, 179280, 179920, 182169, 183380, 186030, 186667, 186840, 194220, 197955, 198432, 202410, 207168, 211152, 215136, 215385, 215904, 220056, 220480, 223236, 224208, 228748, 228960, 229744, 233064, 237546, 238394, 239040, 242892, 247563, 248040, 249120, 258462, 258960, 263940, 268920, 269880, 274752, 275070, 279045, 280260, 281536, 285935, 287180, 291330, 293408, 297648, 298944, 303615, 310752, 316728, 323856, 330084, 330720, 336960, 343122, 343440, 344616, 345280, 349596, 351920, 356319, 357591, 358560, 359840, 364338, 366760, 372060, 373334, 373680, 387693, 388440, 395910, 396864, 404820, 412605, 422304, 430272, 430770, 431808, 436995, 440112, 446472, 448416, 457496, 457920, 459488, 466128, 475092, 476788, 485784, 495126, 496080, 498240, 514683, 516924, 517920, 527880, 537840, 539760, 550140, 558090, 560001, 560520, 571870, 574360, 582660, 586816, 593865, 595296, 595985, 607230, 621504, 633456, 646155, 647712, 660168, 661440, 686244, 686880, 689232, 699192, 703840, 712638, 715182, 717120, 719680, 728676, 733520, 742689, 744120, 746668, 747360, 761027, 775386, 776880, 791820, 809640, 825210, 844608, 857805, 861540, 873990, 880224, 892944, 896832, 910845, 914992, 918976, 932256, 933335, 950184, 953576, 971568, 990252, 992160, 1029366, 1033848, 1035840, 1055760, 1072773, 1075680, 1079520, 1100280, 1116180, 1120002, 1121040, 1143740, 1148720, 1163079, 1165320, 1187730, 1190592, 1191970, 1214460, 1237815, 1266912, 1292310, 1295424, 1320336, 1372488, 1373760, 1378464, 1398384, 1407680, 1425276, 1430364, 1457352, 1467040, 1485378, 1488240, 1493336, 1494720, 1522054, 1544049, 1550772, 1553760, 1583640, 1619280, 1650420, 1680003, 1715610, 1723080, 1747980, 1760448, 1781595, 1785888, 1787955, 1821690, 1829984, 1864512, 1866670, 1900368, 1907152, 1938465, 1943136, 1980504, 1984320, 2058732, 2067696, 2111520, 2145546, 2151360, 2159040, 2200560, 2232360, 2240004, 2242080, 2283081, 2287480, 2297440, 2326158, 2330640, 2375460, 2383940, 2428920, 2475630, 2533824, 2573415, 2584620, 2640672, 2744976, 2756928, 2796768, 2800005, 2850552, 2860728, 2914704, 2934080, 2970756, 2976480, 2986672, 3044108, 3088098, 3101544, 3107520, 3167280, 3218319, 3238560, 3300840, 3360006, 3431220, 3446160, 3495960, 3563190, 3571776, 3575910, 3643380, 3659968, 3713445, 3733340, 3800736, 3805135, 3814304, 3876930, 3886272, 3961008, 4117464, 4135392, 4223040, 4291092, 4401120, 4464720, 4480008, 4484160, 4566162, 4574960, 4594880, 4632147, 4652316, 4661280, 4750920, 4767880, 4857840, 4951260, 5040009, 5146830, 5169240, 5281344, 5363865, 5489952, 5593536, 5600010, 5701104, 5721456, 5815395, 5829408, 5941512, 5952960, 5973344, 6088216, 6176196, 6203088, 6334560, 6436638, 6477120, 6601680, 6720012, 6849243, 6862440, 6892320, 6991920, 7126380, 7151820, 7286760, 7426890, 7466680, 7601472, 7610270, 7628608, 7720245, 7753860, 7922016, 8234928, 8270784, 8400015, 8582184, 8802240, 8929440, 8960016, 9132324, 9149920, 9264294, 9304632, 9322560, 9501840, 9535760, 9654957, 9715680, 9893351, 9902520, 10080018, 10293660, 10338480, 10727730, 10979904, 11200020, 11402208, 11415405, 11442912, 11630790, 11658816, 11883024, 11946688, 12176432, 12352392, 12406176, 12669120, 12873276, 13203360, 13440024, 13698486, 13724880, 13784640, 13983840, 14252760, 14303640, 14573520, 14853780, 14933360, 15120027, 15220540, 15440490, 15507720, 15844032, 16091595, 16469856, 16800030, 17164368, 17858880, 17920032, 18264648, 18299840, 18528588, 18609264, 19003680, 19071520, 19309914, 19431360, 19786702, 19805040, 20160036, 20547729, 20587320, 20676960, 21455460, 22400040, 22804416, 22830810, 22885824, 23160735, 23261580, 23766048, 24352864, 24704784, 24812352, 25200045, 25746552, 26406720, 26880048, 27396972, 27449760, 27967680, 28505520, 28607280, 29147040, 29680053, 29707560, 29866720, 30240054, 30441080, 30880980, 31015440, 32183190, 32939712, 33600060, 34246215, 34328736, 35840064, 36529296, 37057176, 37218528, 38007360, 38143040, 38619828, 39573404, 39610080, 40320072, 41095458, 41174640, 41353920, 42910920, 44800080, 45661620, 46321470, 46523160, 47532096, 48274785, 48705728, 49409568, 49466755, 50400090, 51493104, 53760096, 54793944, 54899520, 57011040, 57214560, 58294080, 59360106, 59415120, 59733440, 60480108, 60882160, 61643187, 61761960, 62030880, 64366380, 67200120, 68492430, 68657472, 73058592, 74114352, 74437056, 75600135, 77239656, 79146808, 79220160, 80640144, 82190916, 82349280, 85821840, 89040159, 89600160, 91323240, 92642940, 93046320, 96549570, 98819136, 98933510, 100800180, 102738645, 102986208, 107520192, 109587888, 114022080, 114429120, 118720212, 118830240, 120960216, 121764320, 123286374, 123523920, 124061760, 128732760, 134400240, 136984860, 146117184, 148228704, 148400265, 151200270, 154479312, 158293616, 161280288, 164381832, 164698560, 171643680, 178080318, 179200320, 182646480, 185285880, 186092640, 193099140, 197867020, 201600360, 205477290, 205972416, 219175776, 237440424, 237660480, 241920432, 243528640, 246572748, 247047840, 257465520, 267120477, 268800480, 273969720, 296457408, 296800530, 302400540, 308215935, 308958624, 316587232, 322560576, 328763664, 343287360, 356160636, 365292960, 370571760, 372185280, 386198280, 395734040, 403200720, 410954580, 438351552, 445200795, 474880848, 483840864, 493145496, 494095680, 514931040, 534240954, 537600960, 547939440, 593601060, 604801080, 616431870, 617917248, 633174464, 657527328, 712321272, 730585920, 741143520, 772396560, 791468080, 801361431, 806401440, 821909160, 890401590, 949761696, 967681728, 986290992, 1029862080, 1068481908, 1095878880, 1187202120, 1209602160, 1232863740, 1315054656, 1335602385, 1424642544, 1482287040, 1544793120, 1582936160, 1602722862, 1612802880, 1643818320, 1780803180, 1899523392, 1972581984, 2136963816, 2191757760, 2374404240, 2419204320, 2465727480, 2671204770, 2849285088, 3089586240, 3165872320, 3205445724, 3287636640, 3561606360, 3945163968, 4006807155, 4273927632, 4748808480, 4838408640, 4931454960, 5342409540, 5698570176, 6410891448, 6575273280, 7123212720, 8013614310, 8547855264, 9497616960, 9862909920, 10684819080, 12821782896, 14246425440, 16027228620, 17095710528, 19725819840, 21369638160, 25643565792, 28492850880, 32054457240, 42739276320, 51287131584, 64108914480, 85478552640, 128217828960, 256435657920]

約数ペア:

[(1, 256435657920), (2, 128217828960), (3, 85478552640), (4, 64108914480), (5, 51287131584), (6, 42739276320), (8, 32054457240), (9, 28492850880), (10, 25643565792), (12, 21369638160), (13, 19725819840), (15, 17095710528), (16, 16027228620), (18, 14246425440), (20, 12821782896), (24, 10684819080), (26, 9862909920), (27, 9497616960), (30, 8547855264), (32, 8013614310), (36, 7123212720), (39, 6575273280), (40, 6410891448), (45, 5698570176), (48, 5342409540), (52, 4931454960), (53, 4838408640), (54, 4748808480), (60, 4273927632), (64, 4006807155), (65, 3945163968), (72, 3561606360), (78, 3287636640), (80, 3205445724), (81, 3165872320), (83, 3089586240), (90, 2849285088), (96, 2671204770), (104, 2465727480), (106, 2419204320), (108, 2374404240), (117, 2191757760), (120, 2136963816), (130, 1972581984), (135, 1899523392), (144, 1780803180), (156, 1643818320), (159, 1612802880), (160, 1602722862), (162, 1582936160), (166, 1544793120), (173, 1482287040), (180, 1424642544), (192, 1335602385), (195, 1315054656), (208, 1232863740), (212, 1209602160), (216, 1187202120), (234, 1095878880), (240, 1068481908), (249, 1029862080), (260, 986290992), (265, 967681728), (270, 949761696), (288, 890401590), (312, 821909160), (318, 806401440), (320, 801361431), (324, 791468080), (332, 772396560), (346, 741143520), (351, 730585920), (360, 712321272), (390, 657527328), (405, 633174464), (415, 617917248), (416, 616431870), (424, 604801080), (432, 593601060), (468, 547939440), (477, 537600960), (480, 534240954), (498, 514931040), (519, 494095680), (520, 493145496), (530, 483840864), (540, 474880848), (576, 445200795), (585, 438351552), (624, 410954580), (636, 403200720), (648, 395734040), (664, 386198280), (689, 372185280), (692, 370571760), (702, 365292960), (720, 356160636), (747, 343287360), (780, 328763664), (795, 322560576), (810, 316587232), (830, 308958624), (832, 308215935), (848, 302400540), (864, 296800530), (865, 296457408), (936, 273969720), (954, 268800480), (960, 267120477), (996, 257465520), (1038, 247047840), (1040, 246572748), (1053, 243528640), (1060, 241920432), (1079, 237660480), (1080, 237440424), (1170, 219175776), (1245, 205972416), (1248, 205477290), (1272, 201600360), (1296, 197867020), (1328, 193099140), (1378, 186092640), (1384, 185285880), (1404, 182646480), (1431, 179200320), (1440, 178080318), (1494, 171643680), (1557, 164698560), (1560, 164381832), (1590, 161280288), (1620, 158293616), (1660, 154479312), (1696, 151200270), (1728, 148400265), (1730, 148228704), (1755, 146117184), (1872, 136984860), (1908, 134400240), (1992, 128732760), (2067, 124061760), (2076, 123523920), (2080, 123286374), (2106, 121764320), (2120, 120960216), (2158, 118830240), (2160, 118720212), (2241, 114429120), (2249, 114022080), (2340, 109587888), (2385, 107520192), (2490, 102986208), (2496, 102738645), (2544, 100800180), (2592, 98933510), (2595, 98819136), (2656, 96549570), (2756, 93046320), (2768, 92642940), (2808, 91323240), (2862, 89600160), (2880, 89040159), (2988, 85821840), (3114, 82349280), (3120, 82190916), (3180, 80640144), (3237, 79220160), (3240, 79146808), (3320, 77239656), (3392, 75600135), (3445, 74437056), (3460, 74114352), (3510, 73058592), (3735, 68657472), (3744, 68492430), (3816, 67200120), (3984, 64366380), (4134, 62030880), (4152, 61761960), (4160, 61643187), (4212, 60882160), (4240, 60480108), (4293, 59733440), (4316, 59415120), (4320, 59360106), (4399, 58294080), (4482, 57214560), (4498, 57011040), (4671, 54899520), (4680, 54793944), (4770, 53760096), (4980, 51493104), (5088, 50400090), (5184, 49466755), (5190, 49409568), (5265, 48705728), (5312, 48274785), (5395, 47532096), (5512, 46523160), (5536, 46321470), (5616, 45661620), (5724, 44800080), (5976, 42910920), (6201, 41353920), (6228, 41174640), (6240, 41095458), (6360, 40320072), (6474, 39610080), (6480, 39573404), (6640, 38619828), (6723, 38143040), (6747, 38007360), (6890, 37218528), (6920, 37057176), (7020, 36529296), (7155, 35840064), (7470, 34328736), (7488, 34246215), (7632, 33600060), (7785, 32939712), (7968, 32183190), (8268, 31015440), (8304, 30880980), (8424, 30441080), (8480, 30240054), (8586, 29866720), (8632, 29707560), (8640, 29680053), (8798, 29147040), (8964, 28607280), (8996, 28505520), (9169, 27967680), (9342, 27449760), (9360, 27396972), (9540, 26880048), (9711, 26406720), (9960, 25746552), (10176, 25200045), (10335, 24812352), (10380, 24704784), (10530, 24352864), (10790, 23766048), (11024, 23261580), (11072, 23160735), (11205, 22885824), (11232, 22830810), (11245, 22804416), (11448, 22400040), (11952, 21455460), (12402, 20676960), (12456, 20587320), (12480, 20547729), (12720, 20160036), (12948, 19805040), (12960, 19786702), (13197, 19431360), (13280, 19309914), (13446, 19071520), (13494, 19003680), (13780, 18609264), (13840, 18528588), (14013, 18299840), (14040, 18264648), (14310, 17920032), (14359, 17858880), (14940, 17164368), (15264, 16800030), (15570, 16469856), (15936, 16091595), (16185, 15844032), (16536, 15507720), (16608, 15440490), (16848, 15220540), (16960, 15120027), (17172, 14933360), (17264, 14853780), (17596, 14573520), (17928, 14303640), (17992, 14252760), (18338, 13983840), (18603, 13784640), (18684, 13724880), (18720, 13698486), (19080, 13440024), (19422, 13203360), (19920, 12873276), (20241, 12669120), (20670, 12406176), (20760, 12352392), (21060, 12176432), (21465, 11946688), (21580, 11883024), (21995, 11658816), (22048, 11630790), (22410, 11442912), (22464, 11415405), (22490, 11402208), (22896, 11200020), (23355, 10979904), (23904, 10727730), (24804, 10338480), (24912, 10293660), (25440, 10080018), (25896, 9902520), (25920, 9893351), (26394, 9715680), (26560, 9654957), (26892, 9535760), (26988, 9501840), (27507, 9322560), (27560, 9304632), (27680, 9264294), (28026, 9149920), (28080, 9132324), (28620, 8960016), (28718, 8929440), (29133, 8802240), (29880, 8582184), (30528, 8400015), (31005, 8270784), (31140, 8234928), (32370, 7922016), (33072, 7753860), (33216, 7720245), (33615, 7628608), (33696, 7610270), (33735, 7601472), (34344, 7466680), (34528, 7426890), (35192, 7286760), (35856, 7151820), (35984, 7126380), (36676, 6991920), (37206, 6892320), (37368, 6862440), (37440, 6849243), (38160, 6720012), (38844, 6601680), (39591, 6477120), (39840, 6436638), (40482, 6334560), (41340, 6203088), (41520, 6176196), (42120, 6088216), (42930, 5973344), (43077, 5952960), (43160, 5941512), (43990, 5829408), (44096, 5815395), (44820, 5721456), (44980, 5701104), (45792, 5600010), (45845, 5593536), (46710, 5489952), (47808, 5363865), (48555, 5281344), (49608, 5169240), (49824, 5146830), (50880, 5040009), (51792, 4951260), (52788, 4857840), (53784, 4767880), (53976, 4750920), (55014, 4661280), (55120, 4652316), (55360, 4632147), (55809, 4594880), (56052, 4574960), (56160, 4566162), (57187, 4484160), (57240, 4480008), (57436, 4464720), (58266, 4401120), (59760, 4291092), (60723, 4223040), (62010, 4135392), (62280, 4117464), (64740, 3961008), (65985, 3886272), (66144, 3876930), (67230, 3814304), (67392, 3805135), (67470, 3800736), (68688, 3733340), (69056, 3713445), (70065, 3659968), (70384, 3643380), (71712, 3575910), (71795, 3571776), (71968, 3563190), (73352, 3495960), (74412, 3446160), (74736, 3431220), (76320, 3360006), (77688, 3300840), (79182, 3238560), (79680, 3218319), (80964, 3167280), (82521, 3107520), (82680, 3101544), (83040, 3088098), (84240, 3044108), (85860, 2986672), (86154, 2976480), (86320, 2970756), (87399, 2934080), (87980, 2914704), (89640, 2860728), (89960, 2850552), (91584, 2800005), (91690, 2796768), (93015, 2756928), (93420, 2744976), (97110, 2640672), (99216, 2584620), (99648, 2573415), (101205, 2533824), (103584, 2475630), (105576, 2428920), (107568, 2383940), (107952, 2375460), (110028, 2330640), (110240, 2326158), (111618, 2297440), (112104, 2287480), (112320, 2283081), (114374, 2242080), (114480, 2240004), (114872, 2232360), (116532, 2200560), (118773, 2159040), (119197, 2151360), (119520, 2145546), (121446, 2111520), (124020, 2067696), (124560, 2058732), (129231, 1984320), (129480, 1980504), (131970, 1943136), (132288, 1938465), (134460, 1907152), (134940, 1900368), (137376, 1866670), (137535, 1864512), (140130, 1829984), (140768, 1821690), (143424, 1787955), (143590, 1785888), (143936, 1781595), (145665, 1760448), (146704, 1747980), (148824, 1723080), (149472, 1715610), (152640, 1680003), (155376, 1650420), (158364, 1619280), (161928, 1583640), (165042, 1553760), (165360, 1550772), (166080, 1544049), (168480, 1522054), (171561, 1494720), (171720, 1493336), (172308, 1488240), (172640, 1485378), (174798, 1467040), (175960, 1457352), (179280, 1430364), (179920, 1425276), (182169, 1407680), (183380, 1398384), (186030, 1378464), (186667, 1373760), (186840, 1372488), (194220, 1320336), (197955, 1295424), (198432, 1292310), (202410, 1266912), (207168, 1237815), (211152, 1214460), (215136, 1191970), (215385, 1190592), (215904, 1187730), (220056, 1165320), (220480, 1163079), (223236, 1148720), (224208, 1143740), (228748, 1121040), (228960, 1120002), (229744, 1116180), (233064, 1100280), (237546, 1079520), (238394, 1075680), (239040, 1072773), (242892, 1055760), (247563, 1035840), (248040, 1033848), (249120, 1029366), (258462, 992160), (258960, 990252), (263940, 971568), (268920, 953576), (269880, 950184), (274752, 933335), (275070, 932256), (279045, 918976), (280260, 914992), (281536, 910845), (285935, 896832), (287180, 892944), (291330, 880224), (293408, 873990), (297648, 861540), (298944, 857805), (303615, 844608), (310752, 825210), (316728, 809640), (323856, 791820), (330084, 776880), (330720, 775386), (336960, 761027), (343122, 747360), (343440, 746668), (344616, 744120), (345280, 742689), (349596, 733520), (351920, 728676), (356319, 719680), (357591, 717120), (358560, 715182), (359840, 712638), (364338, 703840), (366760, 699192), (372060, 689232), (373334, 686880), (373680, 686244), (387693, 661440), (388440, 660168), (395910, 647712), (396864, 646155), (404820, 633456), (412605, 621504), (422304, 607230), (430272, 595985), (430770, 595296), (431808, 593865), (436995, 586816), (440112, 582660), (446472, 574360), (448416, 571870), (457496, 560520), (457920, 560001), (459488, 558090), (466128, 550140), (475092, 539760), (476788, 537840), (485784, 527880), (495126, 517920), (496080, 516924), (498240, 514683)]