261330608

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4933}}^1$

素因数の和:5002

約数の個数: 80

約数和(自身を含む): 646077696

約数和(自身を除く): 384747088

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 3311, 3784, 4816, 4933, 6622, 7568, 9866, 13244, 19732, 26488, 34531, 39464, 52976, 54263, 69062, 78928, 108526, 138124, 212119, 217052, 276248, 379841, 424238, 434104, 552496, 759682, 848476, 868208, 1484833, 1519364, 1696952, 2333309, 2969666, 3038728, 3393904, 4666618, 5939332, 6077456, 9333236, 11878664, 16333163, 18666472, 23757328, 32666326, 37332944, 65332652, 130665304, 261330608]

約数ペア:

[(1, 261330608), (2, 130665304), (4, 65332652), (7, 37332944), (8, 32666326), (11, 23757328), (14, 18666472), (16, 16333163), (22, 11878664), (28, 9333236), (43, 6077456), (44, 5939332), (56, 4666618), (77, 3393904), (86, 3038728), (88, 2969666), (112, 2333309), (154, 1696952), (172, 1519364), (176, 1484833), (301, 868208), (308, 848476), (344, 759682), (473, 552496), (602, 434104), (616, 424238), (688, 379841), (946, 276248), (1204, 217052), (1232, 212119), (1892, 138124), (2408, 108526), (3311, 78928), (3784, 69062), (4816, 54263), (4933, 52976), (6622, 39464), (7568, 34531), (9866, 26488), (13244, 19732)]