261888732

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 782745600

約数和(自身を除く): 520856868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 127, 147, 167, 196, 252, 254, 294, 334, 343, 381, 441, 501, 508, 588, 668, 686, 762, 882, 889, 1002, 1029, 1143, 1169, 1372, 1503, 1524, 1764, 1778, 2004, 2058, 2286, 2338, 2667, 3006, 3087, 3507, 3556, 4116, 4572, 4676, 5334, 6012, 6174, 6223, 7014, 8001, 8183, 10521, 10668, 12348, 12446, 14028, 16002, 16366, 18669, 21042, 21209, 24549, 24892, 32004, 32732, 37338, 42084, 42418, 43561, 49098, 56007, 57281, 63627, 73647, 74676, 84836, 87122, 98196, 112014, 114562, 127254, 130683, 147294, 148463, 171843, 174244, 190881, 224028, 229124, 254508, 261366, 294588, 296926, 343686, 381762, 392049, 445389, 515529, 522732, 593852, 687372, 763524, 784098, 890778, 1031058, 1039241, 1336167, 1568196, 1781556, 2062116, 2078482, 2672334, 3117723, 4156964, 5344668, 6235446, 7274687, 9353169, 12470892, 14549374, 18706338, 21824061, 29098748, 37412676, 43648122, 65472183, 87296244, 130944366, 261888732]

約数ペア:

[(1, 261888732), (2, 130944366), (3, 87296244), (4, 65472183), (6, 43648122), (7, 37412676), (9, 29098748), (12, 21824061), (14, 18706338), (18, 14549374), (21, 12470892), (28, 9353169), (36, 7274687), (42, 6235446), (49, 5344668), (63, 4156964), (84, 3117723), (98, 2672334), (126, 2078482), (127, 2062116), (147, 1781556), (167, 1568196), (196, 1336167), (252, 1039241), (254, 1031058), (294, 890778), (334, 784098), (343, 763524), (381, 687372), (441, 593852), (501, 522732), (508, 515529), (588, 445389), (668, 392049), (686, 381762), (762, 343686), (882, 296926), (889, 294588), (1002, 261366), (1029, 254508), (1143, 229124), (1169, 224028), (1372, 190881), (1503, 174244), (1524, 171843), (1764, 148463), (1778, 147294), (2004, 130683), (2058, 127254), (2286, 114562), (2338, 112014), (2667, 98196), (3006, 87122), (3087, 84836), (3507, 74676), (3556, 73647), (4116, 63627), (4572, 57281), (4676, 56007), (5334, 49098), (6012, 43561), (6174, 42418), (6223, 42084), (7014, 37338), (8001, 32732), (8183, 32004), (10521, 24892), (10668, 24549), (12348, 21209), (12446, 21042), (14028, 18669), (16002, 16366)]