208475696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 491236416

約数和(自身を除く): 282760720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 143, 163, 169, 172, 176, 208, 286, 326, 338, 344, 473, 559, 572, 652, 676, 688, 946, 1118, 1144, 1304, 1352, 1793, 1859, 1892, 2119, 2236, 2288, 2608, 2704, 3586, 3718, 3784, 4238, 4472, 6149, 7009, 7172, 7267, 7436, 7568, 8476, 8944, 12298, 14018, 14344, 14534, 14872, 16952, 23309, 24596, 27547, 28036, 28688, 29068, 29744, 33904, 46618, 49192, 55094, 56072, 58136, 77099, 79937, 91117, 93236, 98384, 110188, 112144, 116272, 154198, 159874, 182234, 186472, 220376, 303017, 308396, 319748, 364468, 372944, 440752, 606034, 616792, 639496, 728936, 1002287, 1184521, 1212068, 1233584, 1278992, 1457872, 2004574, 2369042, 2424136, 4009148, 4738084, 4848272, 8018296, 9476168, 13029731, 16036592, 18952336, 26059462, 52118924, 104237848, 208475696]

約数ペア:

[(1, 208475696), (2, 104237848), (4, 52118924), (8, 26059462), (11, 18952336), (13, 16036592), (16, 13029731), (22, 9476168), (26, 8018296), (43, 4848272), (44, 4738084), (52, 4009148), (86, 2424136), (88, 2369042), (104, 2004574), (143, 1457872), (163, 1278992), (169, 1233584), (172, 1212068), (176, 1184521), (208, 1002287), (286, 728936), (326, 639496), (338, 616792), (344, 606034), (473, 440752), (559, 372944), (572, 364468), (652, 319748), (676, 308396), (688, 303017), (946, 220376), (1118, 186472), (1144, 182234), (1304, 159874), (1352, 154198), (1793, 116272), (1859, 112144), (1892, 110188), (2119, 98384), (2236, 93236), (2288, 91117), (2608, 79937), (2704, 77099), (3586, 58136), (3718, 56072), (3784, 55094), (4238, 49192), (4472, 46618), (6149, 33904), (7009, 29744), (7172, 29068), (7267, 28688), (7436, 28036), (7568, 27547), (8476, 24596), (8944, 23309), (12298, 16952), (14018, 14872), (14344, 14534)]