857105280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 3063182400

約数和(自身を除く): 2206077120

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 193, 216, 240, 257, 270, 288, 320, 360, 384, 386, 432, 480, 514, 540, 576, 579, 640, 720, 771, 772, 864, 960, 965, 1028, 1080, 1152, 1158, 1285, 1440, 1542, 1544, 1728, 1737, 1920, 1930, 2056, 2160, 2313, 2316, 2570, 2880, 2895, 3084, 3088, 3456, 3474, 3855, 3860, 4112, 4320, 4626, 4632, 5140, 5211, 5760, 5790, 6168, 6176, 6939, 6948, 7710, 7720, 8224, 8640, 8685, 9252, 9264, 10280, 10422, 11565, 11580, 12336, 12352, 13878, 13896, 15420, 15440, 16448, 17280, 17370, 18504, 18528, 20560, 20844, 23130, 23160, 24672, 24704, 26055, 27756, 27792, 30840, 30880, 32896, 34695, 34740, 37008, 37056, 41120, 41688, 46260, 46320, 49344, 49601, 52110, 55512, 55584, 61680, 61760, 69390, 69480, 74016, 74112, 82240, 83376, 92520, 92640, 98688, 99202, 104220, 111024, 111168, 123360, 123520, 138780, 138960, 148032, 148803, 164480, 166752, 185040, 185280, 198404, 208440, 222048, 222336, 246720, 248005, 277560, 277920, 296064, 297606, 333504, 370080, 370560, 396808, 416880, 444096, 446409, 493440, 496010, 555120, 555840, 595212, 667008, 740160, 744015, 793616, 833760, 888192, 892818, 992020, 1110240, 1111680, 1190424, 1339227, 1480320, 1488030, 1587232, 1667520, 1785636, 1984040, 2220480, 2232045, 2380848, 2678454, 2976060, 3174464, 3335040, 3571272, 3968080, 4440960, 4464090, 4761696, 5356908, 5952120, 6348928, 6696135, 7142544, 7936160, 8928180, 9523392, 10713816, 11904240, 13392270, 14285088, 15872320, 17856360, 19046784, 21427632, 23808480, 26784540, 28570176, 31744640, 35712720, 42855264, 47616960, 53569080, 57140352, 71425440, 85710528, 95233920, 107138160, 142850880, 171421056, 214276320, 285701760, 428552640, 857105280]

約数ペア:

[(1, 857105280), (2, 428552640), (3, 285701760), (4, 214276320), (5, 171421056), (6, 142850880), (8, 107138160), (9, 95233920), (10, 85710528), (12, 71425440), (15, 57140352), (16, 53569080), (18, 47616960), (20, 42855264), (24, 35712720), (27, 31744640), (30, 28570176), (32, 26784540), (36, 23808480), (40, 21427632), (45, 19046784), (48, 17856360), (54, 15872320), (60, 14285088), (64, 13392270), (72, 11904240), (80, 10713816), (90, 9523392), (96, 8928180), (108, 7936160), (120, 7142544), (128, 6696135), (135, 6348928), (144, 5952120), (160, 5356908), (180, 4761696), (192, 4464090), (193, 4440960), (216, 3968080), (240, 3571272), (257, 3335040), (270, 3174464), (288, 2976060), (320, 2678454), (360, 2380848), (384, 2232045), (386, 2220480), (432, 1984040), (480, 1785636), (514, 1667520), (540, 1587232), (576, 1488030), (579, 1480320), (640, 1339227), (720, 1190424), (771, 1111680), (772, 1110240), (864, 992020), (960, 892818), (965, 888192), (1028, 833760), (1080, 793616), (1152, 744015), (1158, 740160), (1285, 667008), (1440, 595212), (1542, 555840), (1544, 555120), (1728, 496010), (1737, 493440), (1920, 446409), (1930, 444096), (2056, 416880), (2160, 396808), (2313, 370560), (2316, 370080), (2570, 333504), (2880, 297606), (2895, 296064), (3084, 277920), (3088, 277560), (3456, 248005), (3474, 246720), (3855, 222336), (3860, 222048), (4112, 208440), (4320, 198404), (4626, 185280), (4632, 185040), (5140, 166752), (5211, 164480), (5760, 148803), (5790, 148032), (6168, 138960), (6176, 138780), (6939, 123520), (6948, 123360), (7710, 111168), (7720, 111024), (8224, 104220), (8640, 99202), (8685, 98688), (9252, 92640), (9264, 92520), (10280, 83376), (10422, 82240), (11565, 74112), (11580, 74016), (12336, 69480), (12352, 69390), (13878, 61760), (13896, 61680), (15420, 55584), (15440, 55512), (16448, 52110), (17280, 49601), (17370, 49344), (18504, 46320), (18528, 46260), (20560, 41688), (20844, 41120), (23130, 37056), (23160, 37008), (24672, 34740), (24704, 34695), (26055, 32896), (27756, 30880), (27792, 30840)]