861819840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 504

約数和(自身を含む): 3577571712

約数和(自身を除く): 2715751872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 140, 144, 147, 155, 160, 168, 180, 186, 192, 196, 197, 210, 217, 224, 240, 245, 248, 252, 279, 280, 288, 294, 310, 315, 320, 336, 360, 372, 392, 394, 420, 434, 441, 448, 465, 480, 490, 496, 504, 558, 560, 576, 588, 591, 620, 630, 651, 672, 720, 735, 744, 784, 788, 840, 868, 882, 930, 960, 980, 985, 992, 1008, 1085, 1116, 1120, 1176, 1182, 1240, 1260, 1302, 1344, 1379, 1395, 1440, 1470, 1488, 1519, 1568, 1576, 1680, 1736, 1764, 1773, 1860, 1953, 1960, 1970, 1984, 2016, 2170, 2205, 2232, 2240, 2352, 2364, 2480, 2520, 2604, 2758, 2790, 2880, 2940, 2955, 2976, 3038, 3136, 3152, 3255, 3360, 3472, 3528, 3546, 3720, 3906, 3920, 3940, 4032, 4137, 4340, 4410, 4464, 4557, 4704, 4728, 4960, 5040, 5208, 5516, 5580, 5880, 5910, 5952, 6076, 6107, 6304, 6510, 6720, 6895, 6944, 7056, 7092, 7440, 7595, 7812, 7840, 7880, 8274, 8680, 8820, 8865, 8928, 9114, 9408, 9456, 9653, 9765, 9920, 10080, 10416, 11032, 11160, 11760, 11820, 12152, 12214, 12411, 12608, 13020, 13671, 13790, 13888, 14112, 14184, 14880, 15190, 15624, 15680, 15760, 16548, 17360, 17640, 17730, 17856, 18228, 18321, 18912, 19306, 19530, 20160, 20685, 20832, 22064, 22320, 22785, 23520, 23640, 24304, 24428, 24822, 26040, 27342, 27580, 28224, 28368, 28959, 29760, 30380, 30535, 31248, 31520, 33096, 34720, 35280, 35460, 36456, 36642, 37824, 38612, 39060, 41370, 41664, 42749, 44128, 44640, 45570, 47040, 47280, 48265, 48608, 48856, 49644, 52080, 54684, 54963, 55160, 56736, 57918, 60760, 61070, 62055, 62496, 63040, 66192, 68355, 69440, 70560, 70920, 72912, 73284, 77224, 78120, 82740, 85498, 86877, 88256, 89280, 91140, 91605, 94560, 96530, 97216, 97712, 99288, 104160, 109368, 109926, 110320, 113472, 115836, 121520, 122140, 124110, 124992, 128247, 132384, 136710, 141120, 141840, 144795, 145824, 146568, 154448, 156240, 165480, 170996, 173754, 182280, 183210, 189120, 193060, 195424, 198576, 208320, 213745, 218736, 219852, 220640, 231672, 243040, 244280, 248220, 256494, 264768, 273420, 274815, 283680, 289590, 291648, 293136, 299243, 308896, 312480, 330960, 341992, 347508, 364560, 366420, 384741, 386120, 390848, 397152, 427490, 434385, 437472, 439704, 441280, 463344, 486080, 488560, 496440, 512988, 546840, 549630, 567360, 579180, 586272, 598486, 617792, 624960, 641235, 661920, 683984, 695016, 729120, 732840, 769482, 772240, 794304, 854980, 868770, 874944, 879408, 897729, 926688, 977120, 992880, 1025976, 1093680, 1099260, 1158360, 1172544, 1196972, 1282470, 1323840, 1367968, 1390032, 1458240, 1465680, 1496215, 1538964, 1544480, 1709960, 1737540, 1758816, 1795458, 1853376, 1923705, 1954240, 1985760, 2051952, 2187360, 2198520, 2316720, 2393944, 2564940, 2693187, 2735936, 2780064, 2931360, 2992430, 3077928, 3088960, 3419920, 3475080, 3517632, 3590916, 3847410, 3971520, 4103904, 4374720, 4397040, 4488645, 4633440, 4787888, 5129880, 5386374, 5560128, 5862720, 5984860, 6155856, 6839840, 6950160, 7181832, 7694820, 8207808, 8794080, 8977290, 9266880, 9575776, 10259760, 10772748, 11969720, 12311712, 13465935, 13679680, 13900320, 14363664, 15389640, 17588160, 17954580, 19151552, 20519520, 21545496, 23939440, 24623424, 26931870, 27800640, 28727328, 30779280, 35909160, 41039040, 43090992, 47878880, 53863740, 57454656, 61558560, 71818320, 86181984, 95757760, 107727480, 123117120, 143636640, 172363968, 215454960, 287273280, 430909920, 861819840]

約数ペア:

[(1, 861819840), (2, 430909920), (3, 287273280), (4, 215454960), (5, 172363968), (6, 143636640), (7, 123117120), (8, 107727480), (9, 95757760), (10, 86181984), (12, 71818320), (14, 61558560), (15, 57454656), (16, 53863740), (18, 47878880), (20, 43090992), (21, 41039040), (24, 35909160), (28, 30779280), (30, 28727328), (31, 27800640), (32, 26931870), (35, 24623424), (36, 23939440), (40, 21545496), (42, 20519520), (45, 19151552), (48, 17954580), (49, 17588160), (56, 15389640), (60, 14363664), (62, 13900320), (63, 13679680), (64, 13465935), (70, 12311712), (72, 11969720), (80, 10772748), (84, 10259760), (90, 9575776), (93, 9266880), (96, 8977290), (98, 8794080), (105, 8207808), (112, 7694820), (120, 7181832), (124, 6950160), (126, 6839840), (140, 6155856), (144, 5984860), (147, 5862720), (155, 5560128), (160, 5386374), (168, 5129880), (180, 4787888), (186, 4633440), (192, 4488645), (196, 4397040), (197, 4374720), (210, 4103904), (217, 3971520), (224, 3847410), (240, 3590916), (245, 3517632), (248, 3475080), (252, 3419920), (279, 3088960), (280, 3077928), (288, 2992430), (294, 2931360), (310, 2780064), (315, 2735936), (320, 2693187), (336, 2564940), (360, 2393944), (372, 2316720), (392, 2198520), (394, 2187360), (420, 2051952), (434, 1985760), (441, 1954240), (448, 1923705), (465, 1853376), (480, 1795458), (490, 1758816), (496, 1737540), (504, 1709960), (558, 1544480), (560, 1538964), (576, 1496215), (588, 1465680), (591, 1458240), (620, 1390032), (630, 1367968), (651, 1323840), (672, 1282470), (720, 1196972), (735, 1172544), (744, 1158360), (784, 1099260), (788, 1093680), (840, 1025976), (868, 992880), (882, 977120), (930, 926688), (960, 897729), (980, 879408), (985, 874944), (992, 868770), (1008, 854980), (1085, 794304), (1116, 772240), (1120, 769482), (1176, 732840), (1182, 729120), (1240, 695016), (1260, 683984), (1302, 661920), (1344, 641235), (1379, 624960), (1395, 617792), (1440, 598486), (1470, 586272), (1488, 579180), (1519, 567360), (1568, 549630), (1576, 546840), (1680, 512988), (1736, 496440), (1764, 488560), (1773, 486080), (1860, 463344), (1953, 441280), (1960, 439704), (1970, 437472), (1984, 434385), (2016, 427490), (2170, 397152), (2205, 390848), (2232, 386120), (2240, 384741), (2352, 366420), (2364, 364560), (2480, 347508), (2520, 341992), (2604, 330960), (2758, 312480), (2790, 308896), (2880, 299243), (2940, 293136), (2955, 291648), (2976, 289590), (3038, 283680), (3136, 274815), (3152, 273420), (3255, 264768), (3360, 256494), (3472, 248220), (3528, 244280), (3546, 243040), (3720, 231672), (3906, 220640), (3920, 219852), (3940, 218736), (4032, 213745), (4137, 208320), (4340, 198576), (4410, 195424), (4464, 193060), (4557, 189120), (4704, 183210), (4728, 182280), (4960, 173754), (5040, 170996), (5208, 165480), (5516, 156240), (5580, 154448), (5880, 146568), (5910, 145824), (5952, 144795), (6076, 141840), (6107, 141120), (6304, 136710), (6510, 132384), (6720, 128247), (6895, 124992), (6944, 124110), (7056, 122140), (7092, 121520), (7440, 115836), (7595, 113472), (7812, 110320), (7840, 109926), (7880, 109368), (8274, 104160), (8680, 99288), (8820, 97712), (8865, 97216), (8928, 96530), (9114, 94560), (9408, 91605), (9456, 91140), (9653, 89280), (9765, 88256), (9920, 86877), (10080, 85498), (10416, 82740), (11032, 78120), (11160, 77224), (11760, 73284), (11820, 72912), (12152, 70920), (12214, 70560), (12411, 69440), (12608, 68355), (13020, 66192), (13671, 63040), (13790, 62496), (13888, 62055), (14112, 61070), (14184, 60760), (14880, 57918), (15190, 56736), (15624, 55160), (15680, 54963), (15760, 54684), (16548, 52080), (17360, 49644), (17640, 48856), (17730, 48608), (17856, 48265), (18228, 47280), (18321, 47040), (18912, 45570), (19306, 44640), (19530, 44128), (20160, 42749), (20685, 41664), (20832, 41370), (22064, 39060), (22320, 38612), (22785, 37824), (23520, 36642), (23640, 36456), (24304, 35460), (24428, 35280), (24822, 34720), (26040, 33096), (27342, 31520), (27580, 31248), (28224, 30535), (28368, 30380), (28959, 29760)]