81384072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 259338240

約数和(自身を除く): 177954168

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 47, 56, 66, 77, 84, 88, 94, 132, 141, 154, 168, 188, 231, 264, 282, 308, 329, 376, 462, 517, 564, 616, 658, 924, 937, 987, 1034, 1128, 1316, 1551, 1848, 1874, 1974, 2068, 2632, 2811, 3102, 3619, 3748, 3948, 4136, 5622, 6204, 6559, 7238, 7496, 7896, 10307, 10857, 11244, 12408, 13118, 14476, 19677, 20614, 21714, 22488, 26236, 28952, 30921, 39354, 41228, 43428, 44039, 52472, 61842, 72149, 78708, 82456, 86856, 88078, 123684, 132117, 144298, 157416, 176156, 216447, 247368, 264234, 288596, 308273, 352312, 432894, 484429, 528468, 577192, 616546, 865788, 924819, 968858, 1056936, 1233092, 1453287, 1731576, 1849638, 1937716, 2466184, 2906574, 3391003, 3699276, 3875432, 5813148, 6782006, 7398552, 10173009, 11626296, 13564012, 20346018, 27128024, 40692036, 81384072]

約数ペア:

[(1, 81384072), (2, 40692036), (3, 27128024), (4, 20346018), (6, 13564012), (7, 11626296), (8, 10173009), (11, 7398552), (12, 6782006), (14, 5813148), (21, 3875432), (22, 3699276), (24, 3391003), (28, 2906574), (33, 2466184), (42, 1937716), (44, 1849638), (47, 1731576), (56, 1453287), (66, 1233092), (77, 1056936), (84, 968858), (88, 924819), (94, 865788), (132, 616546), (141, 577192), (154, 528468), (168, 484429), (188, 432894), (231, 352312), (264, 308273), (282, 288596), (308, 264234), (329, 247368), (376, 216447), (462, 176156), (517, 157416), (564, 144298), (616, 132117), (658, 123684), (924, 88078), (937, 86856), (987, 82456), (1034, 78708), (1128, 72149), (1316, 61842), (1551, 52472), (1848, 44039), (1874, 43428), (1974, 41228), (2068, 39354), (2632, 30921), (2811, 28952), (3102, 26236), (3619, 22488), (3748, 21714), (3948, 20614), (4136, 19677), (5622, 14476), (6204, 13118), (6559, 12408), (7238, 11244), (7496, 10857), (7896, 10307)]