318489408

素因数分解:

$2^6\times 3^5\times {\mathrm{20479}}^1$

素因数の和:20506

約数の個数: 84

約数和(自身を含む): 946749440

約数和(自身を除く): 628260032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 243, 288, 324, 432, 486, 576, 648, 864, 972, 1296, 1728, 1944, 2592, 3888, 5184, 7776, 15552, 20479, 40958, 61437, 81916, 122874, 163832, 184311, 245748, 327664, 368622, 491496, 552933, 655328, 737244, 982992, 1105866, 1310656, 1474488, 1658799, 1965984, 2211732, 2948976, 3317598, 3931968, 4423464, 4976397, 5897952, 6635196, 8846928, 9952794, 11795904, 13270392, 17693856, 19905588, 26540784, 35387712, 39811176, 53081568, 79622352, 106163136, 159244704, 318489408]

約数ペア:

[(1, 318489408), (2, 159244704), (3, 106163136), (4, 79622352), (6, 53081568), (8, 39811176), (9, 35387712), (12, 26540784), (16, 19905588), (18, 17693856), (24, 13270392), (27, 11795904), (32, 9952794), (36, 8846928), (48, 6635196), (54, 5897952), (64, 4976397), (72, 4423464), (81, 3931968), (96, 3317598), (108, 2948976), (144, 2211732), (162, 1965984), (192, 1658799), (216, 1474488), (243, 1310656), (288, 1105866), (324, 982992), (432, 737244), (486, 655328), (576, 552933), (648, 491496), (864, 368622), (972, 327664), (1296, 245748), (1728, 184311), (1944, 163832), (2592, 122874), (3888, 81916), (5184, 61437), (7776, 40958), (15552, 20479)]