256650240

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 528

約数和(自身を含む): 1075313664

約数和(自身を除く): 818663424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 62, 64, 66, 70, 77, 80, 84, 88, 93, 96, 98, 105, 110, 112, 120, 124, 128, 132, 140, 147, 154, 155, 160, 165, 168, 176, 186, 192, 196, 210, 217, 220, 224, 231, 240, 245, 248, 256, 264, 280, 294, 308, 310, 320, 330, 336, 341, 352, 372, 384, 385, 392, 420, 434, 440, 448, 462, 465, 480, 490, 496, 512, 528, 539, 560, 588, 616, 620, 640, 651, 660, 672, 682, 704, 735, 744, 768, 770, 784, 840, 868, 880, 896, 924, 930, 960, 980, 992, 1023, 1024, 1056, 1078, 1085, 1120, 1155, 1176, 1232, 1240, 1280, 1302, 1320, 1344, 1364, 1408, 1470, 1488, 1519, 1536, 1540, 1568, 1617, 1680, 1705, 1736, 1760, 1792, 1848, 1860, 1920, 1960, 1984, 2046, 2112, 2156, 2170, 2240, 2310, 2352, 2387, 2464, 2480, 2560, 2604, 2640, 2688, 2695, 2728, 2816, 2940, 2976, 3038, 3072, 3080, 3136, 3234, 3255, 3360, 3410, 3472, 3520, 3584, 3696, 3720, 3840, 3920, 3968, 4092, 4224, 4312, 4340, 4480, 4557, 4620, 4704, 4774, 4928, 4960, 5115, 5120, 5208, 5280, 5376, 5390, 5456, 5632, 5880, 5952, 6076, 6160, 6272, 6468, 6510, 6720, 6820, 6944, 7040, 7161, 7168, 7392, 7440, 7595, 7680, 7840, 7936, 8085, 8184, 8448, 8624, 8680, 8960, 9114, 9240, 9408, 9548, 9856, 9920, 10230, 10416, 10560, 10752, 10780, 10912, 11264, 11760, 11904, 11935, 12152, 12320, 12544, 12936, 13020, 13440, 13640, 13888, 14080, 14322, 14784, 14880, 15190, 15360, 15680, 15872, 16170, 16368, 16709, 16896, 17248, 17360, 17920, 18228, 18480, 18816, 19096, 19712, 19840, 20460, 20832, 21120, 21504, 21560, 21824, 22785, 23520, 23808, 23870, 24304, 24640, 25088, 25872, 26040, 26880, 27280, 27776, 28160, 28644, 29568, 29760, 30380, 31360, 31744, 32340, 32736, 33418, 33792, 34496, 34720, 35805, 35840, 36456, 36960, 37632, 38192, 39424, 39680, 40920, 41664, 42240, 43120, 43648, 45570, 47040, 47616, 47740, 48608, 49280, 50127, 50176, 51744, 52080, 53760, 54560, 55552, 56320, 57288, 59136, 59520, 60760, 62720, 64680, 65472, 66836, 68992, 69440, 71610, 72912, 73920, 75264, 76384, 78848, 79360, 81840, 83328, 83545, 84480, 86240, 87296, 91140, 94080, 95232, 95480, 97216, 98560, 100254, 103488, 104160, 107520, 109120, 111104, 114576, 118272, 119040, 121520, 125440, 129360, 130944, 133672, 137984, 138880, 143220, 145824, 147840, 150528, 152768, 158720, 163680, 166656, 167090, 168960, 172480, 174592, 182280, 188160, 190960, 194432, 197120, 200508, 206976, 208320, 218240, 222208, 229152, 236544, 238080, 243040, 250635, 250880, 258720, 261888, 267344, 275968, 277760, 286440, 291648, 295680, 305536, 327360, 333312, 334180, 344960, 349184, 364560, 376320, 381920, 388864, 394240, 401016, 413952, 416640, 436480, 458304, 476160, 486080, 501270, 517440, 523776, 534688, 551936, 555520, 572880, 583296, 591360, 611072, 654720, 666624, 668360, 689920, 729120, 752640, 763840, 777728, 802032, 827904, 833280, 872960, 916608, 972160, 1002540, 1034880, 1047552, 1069376, 1111040, 1145760, 1166592, 1182720, 1222144, 1309440, 1336720, 1379840, 1458240, 1527680, 1555456, 1604064, 1655808, 1666560, 1745920, 1833216, 1944320, 2005080, 2069760, 2138752, 2291520, 2333184, 2444288, 2618880, 2673440, 2759680, 2916480, 3055360, 3208128, 3333120, 3666432, 3888640, 4010160, 4139520, 4277504, 4583040, 4666368, 5237760, 5346880, 5832960, 6110720, 6416256, 7332864, 7777280, 8020320, 8279040, 8555008, 9166080, 10693760, 11665920, 12221440, 12832512, 16040640, 17110016, 18332160, 21387520, 23331840, 25665024, 32081280, 36664320, 42775040, 51330048, 64162560, 85550080, 128325120, 256650240]

約数ペア:

[(1, 256650240), (2, 128325120), (3, 85550080), (4, 64162560), (5, 51330048), (6, 42775040), (7, 36664320), (8, 32081280), (10, 25665024), (11, 23331840), (12, 21387520), (14, 18332160), (15, 17110016), (16, 16040640), (20, 12832512), (21, 12221440), (22, 11665920), (24, 10693760), (28, 9166080), (30, 8555008), (31, 8279040), (32, 8020320), (33, 7777280), (35, 7332864), (40, 6416256), (42, 6110720), (44, 5832960), (48, 5346880), (49, 5237760), (55, 4666368), (56, 4583040), (60, 4277504), (62, 4139520), (64, 4010160), (66, 3888640), (70, 3666432), (77, 3333120), (80, 3208128), (84, 3055360), (88, 2916480), (93, 2759680), (96, 2673440), (98, 2618880), (105, 2444288), (110, 2333184), (112, 2291520), (120, 2138752), (124, 2069760), (128, 2005080), (132, 1944320), (140, 1833216), (147, 1745920), (154, 1666560), (155, 1655808), (160, 1604064), (165, 1555456), (168, 1527680), (176, 1458240), (186, 1379840), (192, 1336720), (196, 1309440), (210, 1222144), (217, 1182720), (220, 1166592), (224, 1145760), (231, 1111040), (240, 1069376), (245, 1047552), (248, 1034880), (256, 1002540), (264, 972160), (280, 916608), (294, 872960), (308, 833280), (310, 827904), (320, 802032), (330, 777728), (336, 763840), (341, 752640), (352, 729120), (372, 689920), (384, 668360), (385, 666624), (392, 654720), (420, 611072), (434, 591360), (440, 583296), (448, 572880), (462, 555520), (465, 551936), (480, 534688), (490, 523776), (496, 517440), (512, 501270), (528, 486080), (539, 476160), (560, 458304), (588, 436480), (616, 416640), (620, 413952), (640, 401016), (651, 394240), (660, 388864), (672, 381920), (682, 376320), (704, 364560), (735, 349184), (744, 344960), (768, 334180), (770, 333312), (784, 327360), (840, 305536), (868, 295680), (880, 291648), (896, 286440), (924, 277760), (930, 275968), (960, 267344), (980, 261888), (992, 258720), (1023, 250880), (1024, 250635), (1056, 243040), (1078, 238080), (1085, 236544), (1120, 229152), (1155, 222208), (1176, 218240), (1232, 208320), (1240, 206976), (1280, 200508), (1302, 197120), (1320, 194432), (1344, 190960), (1364, 188160), (1408, 182280), (1470, 174592), (1488, 172480), (1519, 168960), (1536, 167090), (1540, 166656), (1568, 163680), (1617, 158720), (1680, 152768), (1705, 150528), (1736, 147840), (1760, 145824), (1792, 143220), (1848, 138880), (1860, 137984), (1920, 133672), (1960, 130944), (1984, 129360), (2046, 125440), (2112, 121520), (2156, 119040), (2170, 118272), (2240, 114576), (2310, 111104), (2352, 109120), (2387, 107520), (2464, 104160), (2480, 103488), (2560, 100254), (2604, 98560), (2640, 97216), (2688, 95480), (2695, 95232), (2728, 94080), (2816, 91140), (2940, 87296), (2976, 86240), (3038, 84480), (3072, 83545), (3080, 83328), (3136, 81840), (3234, 79360), (3255, 78848), (3360, 76384), (3410, 75264), (3472, 73920), (3520, 72912), (3584, 71610), (3696, 69440), (3720, 68992), (3840, 66836), (3920, 65472), (3968, 64680), (4092, 62720), (4224, 60760), (4312, 59520), (4340, 59136), (4480, 57288), (4557, 56320), (4620, 55552), (4704, 54560), (4774, 53760), (4928, 52080), (4960, 51744), (5115, 50176), (5120, 50127), (5208, 49280), (5280, 48608), (5376, 47740), (5390, 47616), (5456, 47040), (5632, 45570), (5880, 43648), (5952, 43120), (6076, 42240), (6160, 41664), (6272, 40920), (6468, 39680), (6510, 39424), (6720, 38192), (6820, 37632), (6944, 36960), (7040, 36456), (7161, 35840), (7168, 35805), (7392, 34720), (7440, 34496), (7595, 33792), (7680, 33418), (7840, 32736), (7936, 32340), (8085, 31744), (8184, 31360), (8448, 30380), (8624, 29760), (8680, 29568), (8960, 28644), (9114, 28160), (9240, 27776), (9408, 27280), (9548, 26880), (9856, 26040), (9920, 25872), (10230, 25088), (10416, 24640), (10560, 24304), (10752, 23870), (10780, 23808), (10912, 23520), (11264, 22785), (11760, 21824), (11904, 21560), (11935, 21504), (12152, 21120), (12320, 20832), (12544, 20460), (12936, 19840), (13020, 19712), (13440, 19096), (13640, 18816), (13888, 18480), (14080, 18228), (14322, 17920), (14784, 17360), (14880, 17248), (15190, 16896), (15360, 16709), (15680, 16368), (15872, 16170)]