1656097920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:668

約数の個数: 256

約数和(自身を含む): 5904576000

約数和(自身を除く): 4248478080

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, 216, 239, 240, 270, 288, 320, 360, 384, 401, 432, 478, 480, 540, 576, 640, 717, 720, 802, 864, 956, 960, 1080, 1152, 1195, 1203, 1434, 1440, 1604, 1728, 1912, 1920, 2005, 2151, 2160, 2390, 2406, 2868, 2880, 3208, 3456, 3585, 3609, 3824, 4010, 4302, 4320, 4780, 4812, 5736, 5760, 6015, 6416, 6453, 7170, 7218, 7648, 8020, 8604, 8640, 9560, 9624, 10755, 10827, 11472, 12030, 12832, 12906, 14340, 14436, 15296, 16040, 17208, 17280, 18045, 19120, 19248, 21510, 21654, 22944, 24060, 25664, 25812, 28680, 28872, 30592, 32080, 32265, 34416, 36090, 38240, 38496, 43020, 43308, 45888, 48120, 51328, 51624, 54135, 57360, 57744, 64160, 64530, 68832, 72180, 76480, 76992, 86040, 86616, 91776, 95839, 96240, 103248, 108270, 114720, 115488, 128320, 129060, 137664, 144360, 152960, 153984, 172080, 173232, 191678, 192480, 206496, 216540, 229440, 230976, 256640, 258120, 275328, 287517, 288720, 344160, 346464, 383356, 384960, 412992, 433080, 458880, 461952, 479195, 516240, 575034, 577440, 688320, 692928, 766712, 769920, 825984, 862551, 866160, 958390, 1032480, 1150068, 1154880, 1376640, 1385856, 1437585, 1533424, 1725102, 1732320, 1916780, 2064960, 2300136, 2309760, 2587653, 2875170, 3066848, 3450204, 3464640, 3833560, 4129920, 4312755, 4600272, 5175306, 5750340, 6133696, 6900408, 6929280, 7667120, 8625510, 9200544, 10350612, 11500680, 12267392, 12938265, 13800816, 15334240, 17251020, 18401088, 20701224, 23001360, 25876530, 27601632, 30668480, 34502040, 36802176, 41402448, 46002720, 51753060, 55203264, 61336960, 69004080, 82804896, 92005440, 103506120, 110406528, 138008160, 165609792, 184010880, 207012240, 276016320, 331219584, 414024480, 552032640, 828048960, 1656097920]

約数ペア:

[(1, 1656097920), (2, 828048960), (3, 552032640), (4, 414024480), (5, 331219584), (6, 276016320), (8, 207012240), (9, 184010880), (10, 165609792), (12, 138008160), (15, 110406528), (16, 103506120), (18, 92005440), (20, 82804896), (24, 69004080), (27, 61336960), (30, 55203264), (32, 51753060), (36, 46002720), (40, 41402448), (45, 36802176), (48, 34502040), (54, 30668480), (60, 27601632), (64, 25876530), (72, 23001360), (80, 20701224), (90, 18401088), (96, 17251020), (108, 15334240), (120, 13800816), (128, 12938265), (135, 12267392), (144, 11500680), (160, 10350612), (180, 9200544), (192, 8625510), (216, 7667120), (239, 6929280), (240, 6900408), (270, 6133696), (288, 5750340), (320, 5175306), (360, 4600272), (384, 4312755), (401, 4129920), (432, 3833560), (478, 3464640), (480, 3450204), (540, 3066848), (576, 2875170), (640, 2587653), (717, 2309760), (720, 2300136), (802, 2064960), (864, 1916780), (956, 1732320), (960, 1725102), (1080, 1533424), (1152, 1437585), (1195, 1385856), (1203, 1376640), (1434, 1154880), (1440, 1150068), (1604, 1032480), (1728, 958390), (1912, 866160), (1920, 862551), (2005, 825984), (2151, 769920), (2160, 766712), (2390, 692928), (2406, 688320), (2868, 577440), (2880, 575034), (3208, 516240), (3456, 479195), (3585, 461952), (3609, 458880), (3824, 433080), (4010, 412992), (4302, 384960), (4320, 383356), (4780, 346464), (4812, 344160), (5736, 288720), (5760, 287517), (6015, 275328), (6416, 258120), (6453, 256640), (7170, 230976), (7218, 229440), (7648, 216540), (8020, 206496), (8604, 192480), (8640, 191678), (9560, 173232), (9624, 172080), (10755, 153984), (10827, 152960), (11472, 144360), (12030, 137664), (12832, 129060), (12906, 128320), (14340, 115488), (14436, 114720), (15296, 108270), (16040, 103248), (17208, 96240), (17280, 95839), (18045, 91776), (19120, 86616), (19248, 86040), (21510, 76992), (21654, 76480), (22944, 72180), (24060, 68832), (25664, 64530), (25812, 64160), (28680, 57744), (28872, 57360), (30592, 54135), (32080, 51624), (32265, 51328), (34416, 48120), (36090, 45888), (38240, 43308), (38496, 43020)]