2129381520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1279}}^1$

素因数の和:2293

約数の個数: 160

約数和(自身を含む): 7557611520

約数和(自身を除く): 5428230000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 991, 1279, 1680, 1982, 2558, 2973, 3837, 3964, 4955, 5116, 5946, 6395, 6937, 7674, 7928, 8953, 9910, 10232, 11892, 12790, 13874, 14865, 15348, 15856, 17906, 19185, 19820, 20464, 20811, 23784, 25580, 26859, 27748, 29730, 30696, 34685, 35812, 38370, 39640, 41622, 44765, 47568, 51160, 53718, 55496, 59460, 61392, 69370, 71624, 76740, 79280, 83244, 89530, 102320, 104055, 107436, 110992, 118920, 134295, 138740, 143248, 153480, 166488, 179060, 208110, 214872, 237840, 268590, 277480, 306960, 332976, 358120, 416220, 429744, 537180, 554960, 716240, 832440, 1074360, 1267489, 1664880, 2148720, 2534978, 3802467, 5069956, 6337445, 7604934, 8872423, 10139912, 12674890, 15209868, 17744846, 19012335, 20279824, 25349780, 26617269, 30419736, 35489692, 38024670, 44362115, 50699560, 53234538, 60839472, 70979384, 76049340, 88724230, 101399120, 106469076, 133086345, 141958768, 152098680, 177448460, 212938152, 266172690, 304197360, 354896920, 425876304, 532345380, 709793840, 1064690760, 2129381520]

約数ペア:

[(1, 2129381520), (2, 1064690760), (3, 709793840), (4, 532345380), (5, 425876304), (6, 354896920), (7, 304197360), (8, 266172690), (10, 212938152), (12, 177448460), (14, 152098680), (15, 141958768), (16, 133086345), (20, 106469076), (21, 101399120), (24, 88724230), (28, 76049340), (30, 70979384), (35, 60839472), (40, 53234538), (42, 50699560), (48, 44362115), (56, 38024670), (60, 35489692), (70, 30419736), (80, 26617269), (84, 25349780), (105, 20279824), (112, 19012335), (120, 17744846), (140, 15209868), (168, 12674890), (210, 10139912), (240, 8872423), (280, 7604934), (336, 6337445), (420, 5069956), (560, 3802467), (840, 2534978), (991, 2148720), (1279, 1664880), (1680, 1267489), (1982, 1074360), (2558, 832440), (2973, 716240), (3837, 554960), (3964, 537180), (4955, 429744), (5116, 416220), (5946, 358120), (6395, 332976), (6937, 306960), (7674, 277480), (7928, 268590), (8953, 237840), (9910, 214872), (10232, 208110), (11892, 179060), (12790, 166488), (13874, 153480), (14865, 143248), (15348, 138740), (15856, 134295), (17906, 118920), (19185, 110992), (19820, 107436), (20464, 104055), (20811, 102320), (23784, 89530), (25580, 83244), (26859, 79280), (27748, 76740), (29730, 71624), (30696, 69370), (34685, 61392), (35812, 59460), (38370, 55496), (39640, 53718), (41622, 51160), (44765, 47568)]