257681355120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{1861}}^1$

素因数の和:2301

約数の個数: 480

約数和(自身を含む): 1004484708864

約数和(自身を除く): 746803353744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 83, 84, 90, 105, 112, 120, 126, 140, 144, 166, 168, 180, 210, 240, 249, 252, 280, 315, 331, 332, 336, 360, 415, 420, 498, 504, 560, 581, 630, 662, 664, 720, 747, 830, 840, 993, 996, 1008, 1162, 1245, 1260, 1324, 1328, 1494, 1655, 1660, 1680, 1743, 1861, 1986, 1992, 2317, 2324, 2490, 2520, 2648, 2905, 2979, 2988, 3310, 3320, 3486, 3722, 3735, 3972, 3984, 4634, 4648, 4965, 4980, 5040, 5229, 5296, 5583, 5810, 5958, 5976, 6620, 6640, 6951, 6972, 7444, 7470, 7944, 8715, 9268, 9296, 9305, 9930, 9960, 10458, 11166, 11585, 11620, 11916, 11952, 13027, 13240, 13902, 13944, 14888, 14895, 14940, 15888, 16749, 17430, 18536, 18610, 19860, 19920, 20853, 20916, 22332, 23170, 23240, 23832, 26054, 26145, 26480, 27473, 27804, 27888, 27915, 29776, 29790, 29880, 33498, 34755, 34860, 37072, 37220, 39081, 39720, 41706, 41832, 44664, 46340, 46480, 47664, 52108, 52290, 54946, 55608, 55830, 59580, 59760, 65135, 66996, 69510, 69720, 74440, 78162, 79440, 82419, 83412, 83664, 83745, 89328, 92680, 104216, 104265, 104580, 109892, 111216, 111660, 117243, 119160, 130270, 133992, 137365, 139020, 139440, 148880, 154463, 156324, 164838, 166824, 167490, 185360, 192311, 195405, 208432, 208530, 209160, 219784, 223320, 234486, 238320, 247257, 260540, 267984, 274730, 278040, 308926, 312648, 329676, 333648, 334980, 384622, 390810, 412095, 417060, 418320, 439568, 446640, 463389, 468972, 494514, 521080, 549460, 556080, 576933, 586215, 615991, 617852, 625296, 659352, 669960, 769244, 772315, 781620, 824190, 834120, 926778, 937944, 961555, 989028, 1042160, 1081241, 1098920, 1153866, 1172430, 1231982, 1235704, 1236285, 1318704, 1339920, 1390167, 1538488, 1544630, 1563240, 1648380, 1668240, 1730799, 1847973, 1853556, 1875888, 1923110, 1978056, 2162482, 2197840, 2307732, 2316945, 2344860, 2463964, 2471408, 2472570, 2780334, 2884665, 3076976, 3079955, 3089260, 3126480, 3243723, 3296760, 3461598, 3695946, 3707112, 3846220, 3956112, 4311937, 4324964, 4615464, 4633890, 4689720, 4927928, 4945140, 5406205, 5543919, 5560668, 5769330, 6159910, 6178520, 6487446, 6593520, 6923196, 6950835, 7391892, 7414224, 7692440, 8623874, 8649928, 8653995, 9230928, 9239865, 9267780, 9379440, 9731169, 9855856, 9890280, 10812410, 11087838, 11121336, 11538660, 12319820, 12357040, 12935811, 12974892, 13846392, 13901670, 14783784, 15384880, 16218615, 17247748, 17299856, 17307990, 18479730, 18535560, 19462338, 19780560, 21559685, 21624820, 22175676, 22242672, 23077320, 24639640, 25871622, 25949784, 27692784, 27719595, 27803340, 29567568, 32437230, 34495496, 34615980, 36959460, 37071120, 38807433, 38924676, 43119370, 43249640, 44351352, 46154640, 48655845, 49279280, 51127253, 51743244, 51899568, 55439190, 55606680, 64679055, 64874460, 68990992, 69231960, 73918920, 77614866, 77849352, 86238740, 86499280, 88702704, 97311690, 102254506, 103486488, 110878380, 111213360, 129358110, 129748920, 138463920, 147837840, 153381759, 155229732, 155698704, 172477480, 194037165, 194623380, 204509012, 206972976, 221756760, 255636265, 258716220, 259497840, 306763518, 310459464, 344954960, 357890771, 388074330, 389246760, 409018024, 443513520, 460145277, 511272530, 517432440, 613527036, 620918928, 715781542, 766908795, 776148660, 778493520, 818036048, 920290554, 1022545060, 1034864880, 1073672313, 1227054072, 1431563084, 1533817590, 1552297320, 1789453855, 1840581108, 2045090120, 2147344626, 2300726385, 2454108144, 2863126168, 3067635180, 3104594640, 3221016939, 3578907710, 3681162216, 4090180240, 4294689252, 4601452770, 5368361565, 5726252336, 6135270360, 6442033878, 7157815420, 7362324432, 8589378504, 9202905540, 10736723130, 12270540720, 12884067756, 14315630840, 16105084695, 17178757008, 18405811080, 21473446260, 25768135512, 28631261680, 32210169390, 36811622160, 42946892520, 51536271024, 64420338780, 85893785040, 128840677560, 257681355120]

約数ペア:

[(1, 257681355120), (2, 128840677560), (3, 85893785040), (4, 64420338780), (5, 51536271024), (6, 42946892520), (7, 36811622160), (8, 32210169390), (9, 28631261680), (10, 25768135512), (12, 21473446260), (14, 18405811080), (15, 17178757008), (16, 16105084695), (18, 14315630840), (20, 12884067756), (21, 12270540720), (24, 10736723130), (28, 9202905540), (30, 8589378504), (35, 7362324432), (36, 7157815420), (40, 6442033878), (42, 6135270360), (45, 5726252336), (48, 5368361565), (56, 4601452770), (60, 4294689252), (63, 4090180240), (70, 3681162216), (72, 3578907710), (80, 3221016939), (83, 3104594640), (84, 3067635180), (90, 2863126168), (105, 2454108144), (112, 2300726385), (120, 2147344626), (126, 2045090120), (140, 1840581108), (144, 1789453855), (166, 1552297320), (168, 1533817590), (180, 1431563084), (210, 1227054072), (240, 1073672313), (249, 1034864880), (252, 1022545060), (280, 920290554), (315, 818036048), (331, 778493520), (332, 776148660), (336, 766908795), (360, 715781542), (415, 620918928), (420, 613527036), (498, 517432440), (504, 511272530), (560, 460145277), (581, 443513520), (630, 409018024), (662, 389246760), (664, 388074330), (720, 357890771), (747, 344954960), (830, 310459464), (840, 306763518), (993, 259497840), (996, 258716220), (1008, 255636265), (1162, 221756760), (1245, 206972976), (1260, 204509012), (1324, 194623380), (1328, 194037165), (1494, 172477480), (1655, 155698704), (1660, 155229732), (1680, 153381759), (1743, 147837840), (1861, 138463920), (1986, 129748920), (1992, 129358110), (2317, 111213360), (2324, 110878380), (2490, 103486488), (2520, 102254506), (2648, 97311690), (2905, 88702704), (2979, 86499280), (2988, 86238740), (3310, 77849352), (3320, 77614866), (3486, 73918920), (3722, 69231960), (3735, 68990992), (3972, 64874460), (3984, 64679055), (4634, 55606680), (4648, 55439190), (4965, 51899568), (4980, 51743244), (5040, 51127253), (5229, 49279280), (5296, 48655845), (5583, 46154640), (5810, 44351352), (5958, 43249640), (5976, 43119370), (6620, 38924676), (6640, 38807433), (6951, 37071120), (6972, 36959460), (7444, 34615980), (7470, 34495496), (7944, 32437230), (8715, 29567568), (9268, 27803340), (9296, 27719595), (9305, 27692784), (9930, 25949784), (9960, 25871622), (10458, 24639640), (11166, 23077320), (11585, 22242672), (11620, 22175676), (11916, 21624820), (11952, 21559685), (13027, 19780560), (13240, 19462338), (13902, 18535560), (13944, 18479730), (14888, 17307990), (14895, 17299856), (14940, 17247748), (15888, 16218615), (16749, 15384880), (17430, 14783784), (18536, 13901670), (18610, 13846392), (19860, 12974892), (19920, 12935811), (20853, 12357040), (20916, 12319820), (22332, 11538660), (23170, 11121336), (23240, 11087838), (23832, 10812410), (26054, 9890280), (26145, 9855856), (26480, 9731169), (27473, 9379440), (27804, 9267780), (27888, 9239865), (27915, 9230928), (29776, 8653995), (29790, 8649928), (29880, 8623874), (33498, 7692440), (34755, 7414224), (34860, 7391892), (37072, 6950835), (37220, 6923196), (39081, 6593520), (39720, 6487446), (41706, 6178520), (41832, 6159910), (44664, 5769330), (46340, 5560668), (46480, 5543919), (47664, 5406205), (52108, 4945140), (52290, 4927928), (54946, 4689720), (55608, 4633890), (55830, 4615464), (59580, 4324964), (59760, 4311937), (65135, 3956112), (66996, 3846220), (69510, 3707112), (69720, 3695946), (74440, 3461598), (78162, 3296760), (79440, 3243723), (82419, 3126480), (83412, 3089260), (83664, 3079955), (83745, 3076976), (89328, 2884665), (92680, 2780334), (104216, 2472570), (104265, 2471408), (104580, 2463964), (109892, 2344860), (111216, 2316945), (111660, 2307732), (117243, 2197840), (119160, 2162482), (130270, 1978056), (133992, 1923110), (137365, 1875888), (139020, 1853556), (139440, 1847973), (148880, 1730799), (154463, 1668240), (156324, 1648380), (164838, 1563240), (166824, 1544630), (167490, 1538488), (185360, 1390167), (192311, 1339920), (195405, 1318704), (208432, 1236285), (208530, 1235704), (209160, 1231982), (219784, 1172430), (223320, 1153866), (234486, 1098920), (238320, 1081241), (247257, 1042160), (260540, 989028), (267984, 961555), (274730, 937944), (278040, 926778), (308926, 834120), (312648, 824190), (329676, 781620), (333648, 772315), (334980, 769244), (384622, 669960), (390810, 659352), (412095, 625296), (417060, 617852), (418320, 615991), (439568, 586215), (446640, 576933), (463389, 556080), (468972, 549460), (494514, 521080)]