989081520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1747}}^1$

素因数の和:2107

約数の個数: 160

約数和(自身を含む): 3516584448

約数和(自身を除く): 2527502928

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, 337, 420, 560, 674, 840, 1011, 1348, 1680, 1685, 1747, 2022, 2359, 2696, 3370, 3494, 4044, 4718, 5055, 5241, 5392, 6740, 6988, 7077, 8088, 8735, 9436, 10110, 10482, 11795, 12229, 13480, 13976, 14154, 16176, 17470, 18872, 20220, 20964, 23590, 24458, 26205, 26960, 27952, 28308, 34940, 35385, 36687, 37744, 40440, 41928, 47180, 48916, 52410, 56616, 61145, 69880, 70770, 73374, 80880, 83856, 94360, 97832, 104820, 113232, 122290, 139760, 141540, 146748, 183435, 188720, 195664, 209640, 244580, 283080, 293496, 366870, 419280, 489160, 566160, 586992, 588739, 733740, 978320, 1177478, 1467480, 1766217, 2354956, 2934960, 2943695, 3532434, 4121173, 4709912, 5887390, 7064868, 8242346, 8831085, 9419824, 11774780, 12363519, 14129736, 16484692, 17662170, 20605865, 23549560, 24727038, 28259472, 32969384, 35324340, 41211730, 47099120, 49454076, 61817595, 65938768, 70648680, 82423460, 98908152, 123635190, 141297360, 164846920, 197816304, 247270380, 329693840, 494540760, 989081520]

約数ペア:

[(1, 989081520), (2, 494540760), (3, 329693840), (4, 247270380), (5, 197816304), (6, 164846920), (7, 141297360), (8, 123635190), (10, 98908152), (12, 82423460), (14, 70648680), (15, 65938768), (16, 61817595), (20, 49454076), (21, 47099120), (24, 41211730), (28, 35324340), (30, 32969384), (35, 28259472), (40, 24727038), (42, 23549560), (48, 20605865), (56, 17662170), (60, 16484692), (70, 14129736), (80, 12363519), (84, 11774780), (105, 9419824), (112, 8831085), (120, 8242346), (140, 7064868), (168, 5887390), (210, 4709912), (240, 4121173), (280, 3532434), (336, 2943695), (337, 2934960), (420, 2354956), (560, 1766217), (674, 1467480), (840, 1177478), (1011, 978320), (1348, 733740), (1680, 588739), (1685, 586992), (1747, 566160), (2022, 489160), (2359, 419280), (2696, 366870), (3370, 293496), (3494, 283080), (4044, 244580), (4718, 209640), (5055, 195664), (5241, 188720), (5392, 183435), (6740, 146748), (6988, 141540), (7077, 139760), (8088, 122290), (8735, 113232), (9436, 104820), (10110, 97832), (10482, 94360), (11795, 83856), (12229, 80880), (13480, 73374), (13976, 70770), (14154, 69880), (16176, 61145), (17470, 56616), (18872, 52410), (20220, 48916), (20964, 47180), (23590, 41928), (24458, 40440), (26205, 37744), (26960, 36687), (27952, 35385), (28308, 34940)]