201388320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19979}}^1$

素因数の和:20007

約数の個数: 144

約数和(自身を含む): 785453760

約数和(自身を除く): 584065440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19979, 39958, 59937, 79916, 99895, 119874, 139853, 159832, 179811, 199790, 239748, 279706, 299685, 319664, 359622, 399580, 419559, 479496, 559412, 599370, 639328, 699265, 719244, 799160, 839118, 899055, 958992, 1118824, 1198740, 1258677, 1398530, 1438488, 1598320, 1678236, 1798110, 1917984, 2097795, 2237648, 2397480, 2517354, 2797060, 2876976, 3196640, 3356472, 3596220, 4195590, 4475296, 4794960, 5034708, 5594120, 5753952, 6293385, 6712944, 7192440, 8391180, 9589920, 10069416, 11188240, 12586770, 13425888, 14384880, 16782360, 20138832, 22376480, 25173540, 28769760, 33564720, 40277664, 50347080, 67129440, 100694160, 201388320]

約数ペア:

[(1, 201388320), (2, 100694160), (3, 67129440), (4, 50347080), (5, 40277664), (6, 33564720), (7, 28769760), (8, 25173540), (9, 22376480), (10, 20138832), (12, 16782360), (14, 14384880), (15, 13425888), (16, 12586770), (18, 11188240), (20, 10069416), (21, 9589920), (24, 8391180), (28, 7192440), (30, 6712944), (32, 6293385), (35, 5753952), (36, 5594120), (40, 5034708), (42, 4794960), (45, 4475296), (48, 4195590), (56, 3596220), (60, 3356472), (63, 3196640), (70, 2876976), (72, 2797060), (80, 2517354), (84, 2397480), (90, 2237648), (96, 2097795), (105, 1917984), (112, 1798110), (120, 1678236), (126, 1598320), (140, 1438488), (144, 1398530), (160, 1258677), (168, 1198740), (180, 1118824), (210, 958992), (224, 899055), (240, 839118), (252, 799160), (280, 719244), (288, 699265), (315, 639328), (336, 599370), (360, 559412), (420, 479496), (480, 419559), (504, 399580), (560, 359622), (630, 319664), (672, 299685), (720, 279706), (840, 239748), (1008, 199790), (1120, 179811), (1260, 159832), (1440, 139853), (1680, 119874), (2016, 99895), (2520, 79916), (3360, 59937), (5040, 39958), (10080, 19979)]