78747876

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^2\times {\mathrm{29}}^2$

素因数の和:108

約数の個数: 135

約数和(自身を含む): 226485259

約数和(自身を除く): 147737383

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 29, 34, 36, 51, 54, 58, 68, 81, 87, 102, 108, 116, 153, 162, 174, 204, 261, 289, 306, 324, 348, 459, 493, 522, 578, 612, 783, 841, 867, 918, 986, 1044, 1156, 1377, 1479, 1566, 1682, 1734, 1836, 1972, 2349, 2523, 2601, 2754, 2958, 3132, 3364, 3468, 4437, 4698, 5046, 5202, 5508, 5916, 7569, 7803, 8381, 8874, 9396, 10092, 10404, 13311, 14297, 15138, 15606, 16762, 17748, 22707, 23409, 25143, 26622, 28594, 30276, 31212, 33524, 39933, 42891, 45414, 46818, 50286, 53244, 57188, 68121, 75429, 79866, 85782, 90828, 93636, 100572, 128673, 136242, 150858, 159732, 171564, 226287, 243049, 257346, 272484, 301716, 386019, 452574, 486098, 514692, 678861, 729147, 772038, 905148, 972196, 1158057, 1357722, 1458294, 1544076, 2187441, 2316114, 2715444, 2916588, 4374882, 4632228, 6562323, 8749764, 13124646, 19686969, 26249292, 39373938, 78747876]

約数ペア:

[(1, 78747876), (2, 39373938), (3, 26249292), (4, 19686969), (6, 13124646), (9, 8749764), (12, 6562323), (17, 4632228), (18, 4374882), (27, 2916588), (29, 2715444), (34, 2316114), (36, 2187441), (51, 1544076), (54, 1458294), (58, 1357722), (68, 1158057), (81, 972196), (87, 905148), (102, 772038), (108, 729147), (116, 678861), (153, 514692), (162, 486098), (174, 452574), (204, 386019), (261, 301716), (289, 272484), (306, 257346), (324, 243049), (348, 226287), (459, 171564), (493, 159732), (522, 150858), (578, 136242), (612, 128673), (783, 100572), (841, 93636), (867, 90828), (918, 85782), (986, 79866), (1044, 75429), (1156, 68121), (1377, 57188), (1479, 53244), (1566, 50286), (1682, 46818), (1734, 45414), (1836, 42891), (1972, 39933), (2349, 33524), (2523, 31212), (2601, 30276), (2754, 28594), (2958, 26622), (3132, 25143), (3364, 23409), (3468, 22707), (4437, 17748), (4698, 16762), (5046, 15606), (5202, 15138), (5508, 14297), (5916, 13311), (7569, 10404), (7803, 10092), (8381, 9396)]