131979432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 381024000

約数和(自身を除く): 249044568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 149, 156, 167, 204, 221, 298, 312, 334, 408, 442, 447, 501, 596, 663, 668, 884, 894, 1002, 1192, 1326, 1336, 1768, 1788, 1937, 2004, 2171, 2533, 2652, 2839, 3576, 3874, 4008, 4342, 5066, 5304, 5678, 5811, 6513, 7599, 7748, 8517, 8684, 10132, 11356, 11622, 13026, 15198, 15496, 17034, 17368, 20264, 22712, 23244, 24883, 26052, 30396, 32929, 34068, 36907, 46488, 49766, 52104, 60792, 65858, 68136, 73814, 74649, 98787, 99532, 110721, 131716, 147628, 149298, 197574, 199064, 221442, 263432, 295256, 298596, 323479, 395148, 423011, 442884, 597192, 646958, 790296, 846022, 885768, 970437, 1269033, 1293916, 1692044, 1940874, 2538066, 2587832, 3384088, 3881748, 5076132, 5499143, 7763496, 10152264, 10998286, 16497429, 21996572, 32994858, 43993144, 65989716, 131979432]

約数ペア:

[(1, 131979432), (2, 65989716), (3, 43993144), (4, 32994858), (6, 21996572), (8, 16497429), (12, 10998286), (13, 10152264), (17, 7763496), (24, 5499143), (26, 5076132), (34, 3881748), (39, 3384088), (51, 2587832), (52, 2538066), (68, 1940874), (78, 1692044), (102, 1293916), (104, 1269033), (136, 970437), (149, 885768), (156, 846022), (167, 790296), (204, 646958), (221, 597192), (298, 442884), (312, 423011), (334, 395148), (408, 323479), (442, 298596), (447, 295256), (501, 263432), (596, 221442), (663, 199064), (668, 197574), (884, 149298), (894, 147628), (1002, 131716), (1192, 110721), (1326, 99532), (1336, 98787), (1768, 74649), (1788, 73814), (1937, 68136), (2004, 65858), (2171, 60792), (2533, 52104), (2652, 49766), (2839, 46488), (3576, 36907), (3874, 34068), (4008, 32929), (4342, 30396), (5066, 26052), (5304, 24883), (5678, 23244), (5811, 22712), (6513, 20264), (7599, 17368), (7748, 17034), (8517, 15496), (8684, 15198), (10132, 13026), (11356, 11622)]