990823744

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 2111166720

約数和(自身を除く): 1120342976

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 71, 73, 103, 116, 142, 146, 206, 232, 284, 292, 412, 464, 568, 584, 824, 928, 1136, 1168, 1648, 1856, 2059, 2117, 2272, 2336, 2987, 3296, 4118, 4234, 4544, 4672, 5183, 5974, 6592, 7313, 7519, 8236, 8468, 10366, 11948, 14626, 15038, 16472, 16936, 20732, 23896, 29252, 30076, 32944, 33872, 41464, 47792, 58504, 60152, 65888, 67744, 82928, 95584, 117008, 120304, 131776, 135488, 150307, 165856, 191168, 212077, 218051, 234016, 240608, 300614, 331712, 424154, 436102, 468032, 481216, 533849, 601228, 848308, 872204, 1067698, 1202456, 1696616, 1744408, 2135396, 2404912, 3393232, 3488816, 4270792, 4809824, 6786464, 6977632, 8541584, 9619648, 13572928, 13955264, 15481621, 17083168, 30963242, 34166336, 61926484, 123852968, 247705936, 495411872, 990823744]

約数ペア:

[(1, 990823744), (2, 495411872), (4, 247705936), (8, 123852968), (16, 61926484), (29, 34166336), (32, 30963242), (58, 17083168), (64, 15481621), (71, 13955264), (73, 13572928), (103, 9619648), (116, 8541584), (142, 6977632), (146, 6786464), (206, 4809824), (232, 4270792), (284, 3488816), (292, 3393232), (412, 2404912), (464, 2135396), (568, 1744408), (584, 1696616), (824, 1202456), (928, 1067698), (1136, 872204), (1168, 848308), (1648, 601228), (1856, 533849), (2059, 481216), (2117, 468032), (2272, 436102), (2336, 424154), (2987, 331712), (3296, 300614), (4118, 240608), (4234, 234016), (4544, 218051), (4672, 212077), (5183, 191168), (5974, 165856), (6592, 150307), (7313, 135488), (7519, 131776), (8236, 120304), (8468, 117008), (10366, 95584), (11948, 82928), (14626, 67744), (15038, 65888), (16472, 60152), (16936, 58504), (20732, 47792), (23896, 41464), (29252, 33872), (30076, 32944)]