261565740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28493}}^1$

素因数の和:28528

約数の個数: 96

約数和(自身を含む): 861658560

約数和(自身を除く): 600092820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 28493, 56986, 85479, 113972, 142465, 170958, 256437, 284930, 341916, 427395, 484381, 512874, 569860, 769311, 854790, 968762, 1025748, 1282185, 1453143, 1538622, 1709580, 1937524, 2421905, 2564370, 2906286, 3077244, 3846555, 4359429, 4843810, 5128740, 5812572, 7265715, 7693110, 8718858, 9687620, 13078287, 14531430, 15386220, 17437716, 21797145, 26156574, 29062860, 43594290, 52313148, 65391435, 87188580, 130782870, 261565740]

約数ペア:

[(1, 261565740), (2, 130782870), (3, 87188580), (4, 65391435), (5, 52313148), (6, 43594290), (9, 29062860), (10, 26156574), (12, 21797145), (15, 17437716), (17, 15386220), (18, 14531430), (20, 13078287), (27, 9687620), (30, 8718858), (34, 7693110), (36, 7265715), (45, 5812572), (51, 5128740), (54, 4843810), (60, 4359429), (68, 3846555), (85, 3077244), (90, 2906286), (102, 2564370), (108, 2421905), (135, 1937524), (153, 1709580), (170, 1538622), (180, 1453143), (204, 1282185), (255, 1025748), (270, 968762), (306, 854790), (340, 769311), (459, 569860), (510, 512874), (540, 484381), (612, 427395), (765, 341916), (918, 284930), (1020, 256437), (1530, 170958), (1836, 142465), (2295, 113972), (3060, 85479), (4590, 56986), (9180, 28493)]