208712856

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:1009

約数の個数: 128

約数和(自身を含む): 610675200

約数和(自身を除く): 401962344

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 37, 44, 46, 66, 69, 74, 88, 92, 111, 132, 138, 148, 184, 222, 253, 264, 276, 296, 407, 444, 506, 552, 759, 814, 851, 888, 929, 1012, 1221, 1518, 1628, 1702, 1858, 2024, 2442, 2553, 2787, 3036, 3256, 3404, 3716, 4884, 5106, 5574, 6072, 6808, 7432, 9361, 9768, 10212, 10219, 11148, 18722, 20424, 20438, 21367, 22296, 28083, 30657, 34373, 37444, 40876, 42734, 56166, 61314, 64101, 68746, 74888, 81752, 85468, 103119, 112332, 122628, 128202, 137492, 170936, 206238, 224664, 235037, 245256, 256404, 274984, 378103, 412476, 470074, 512808, 705111, 756206, 790579, 824952, 940148, 1134309, 1410222, 1512412, 1581158, 1880296, 2268618, 2371737, 2820444, 3024824, 3162316, 4537236, 4743474, 5640888, 6324632, 8696369, 9074472, 9486948, 17392738, 18973896, 26089107, 34785476, 52178214, 69570952, 104356428, 208712856]

約数ペア:

[(1, 208712856), (2, 104356428), (3, 69570952), (4, 52178214), (6, 34785476), (8, 26089107), (11, 18973896), (12, 17392738), (22, 9486948), (23, 9074472), (24, 8696369), (33, 6324632), (37, 5640888), (44, 4743474), (46, 4537236), (66, 3162316), (69, 3024824), (74, 2820444), (88, 2371737), (92, 2268618), (111, 1880296), (132, 1581158), (138, 1512412), (148, 1410222), (184, 1134309), (222, 940148), (253, 824952), (264, 790579), (276, 756206), (296, 705111), (407, 512808), (444, 470074), (506, 412476), (552, 378103), (759, 274984), (814, 256404), (851, 245256), (888, 235037), (929, 224664), (1012, 206238), (1221, 170936), (1518, 137492), (1628, 128202), (1702, 122628), (1858, 112332), (2024, 103119), (2442, 85468), (2553, 81752), (2787, 74888), (3036, 68746), (3256, 64101), (3404, 61314), (3716, 56166), (4884, 42734), (5106, 40876), (5574, 37444), (6072, 34373), (6808, 30657), (7432, 28083), (9361, 22296), (9768, 21367), (10212, 20438), (10219, 20424), (11148, 18722)]