266660478

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 721612800

約数和(自身を除く): 454952322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 107, 114, 126, 133, 171, 189, 214, 266, 321, 342, 347, 378, 399, 513, 642, 694, 749, 798, 963, 1026, 1041, 1197, 1498, 1926, 2033, 2082, 2247, 2394, 2429, 2889, 3123, 3591, 4066, 4494, 4858, 5778, 6099, 6246, 6593, 6741, 7182, 7287, 9369, 12198, 13186, 13482, 14231, 14574, 18297, 18738, 19779, 20223, 21861, 28462, 36594, 37129, 39558, 40446, 42693, 43722, 46151, 54891, 59337, 65583, 74258, 85386, 92302, 109782, 111387, 118674, 128079, 131166, 138453, 178011, 222774, 256158, 259903, 276906, 334161, 356022, 384237, 415359, 519806, 668322, 705451, 768474, 779709, 830718, 1002483, 1246077, 1410902, 1559418, 2004966, 2116353, 2339127, 2492154, 4232706, 4678254, 4938157, 6349059, 7017381, 9876314, 12698118, 14034762, 14814471, 19047177, 29628942, 38094354, 44443413, 88886826, 133330239, 266660478]

約数ペア:

[(1, 266660478), (2, 133330239), (3, 88886826), (6, 44443413), (7, 38094354), (9, 29628942), (14, 19047177), (18, 14814471), (19, 14034762), (21, 12698118), (27, 9876314), (38, 7017381), (42, 6349059), (54, 4938157), (57, 4678254), (63, 4232706), (107, 2492154), (114, 2339127), (126, 2116353), (133, 2004966), (171, 1559418), (189, 1410902), (214, 1246077), (266, 1002483), (321, 830718), (342, 779709), (347, 768474), (378, 705451), (399, 668322), (513, 519806), (642, 415359), (694, 384237), (749, 356022), (798, 334161), (963, 276906), (1026, 259903), (1041, 256158), (1197, 222774), (1498, 178011), (1926, 138453), (2033, 131166), (2082, 128079), (2247, 118674), (2394, 111387), (2429, 109782), (2889, 92302), (3123, 85386), (3591, 74258), (4066, 65583), (4494, 59337), (4858, 54891), (5778, 46151), (6099, 43722), (6246, 42693), (6593, 40446), (6741, 39558), (7182, 37129), (7287, 36594), (9369, 28462), (12198, 21861), (13186, 20223), (13482, 19779), (14231, 18738), (14574, 18297)]