261418752

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1836

約数の個数: 180

約数和(自身を含む): 891355696

約数和(自身を除く): 629936944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 1792, 1801, 2016, 2268, 2304, 2592, 2688, 3024, 3456, 3602, 4032, 4536, 5184, 5376, 5403, 6048, 6912, 7204, 8064, 9072, 10368, 10806, 12096, 12607, 14408, 16128, 16209, 18144, 20736, 21612, 24192, 25214, 28816, 32418, 36288, 37821, 43224, 48384, 48627, 50428, 57632, 64836, 72576, 75642, 86448, 97254, 100856, 113463, 115264, 129672, 145152, 145881, 151284, 172896, 194508, 201712, 226926, 230528, 259344, 291762, 302568, 340389, 345792, 389016, 403424, 453852, 461056, 518688, 583524, 605136, 680778, 691584, 778032, 806848, 907704, 1021167, 1037376, 1167048, 1210272, 1361556, 1383168, 1556064, 1613696, 1815408, 2042334, 2074752, 2334096, 2420544, 2723112, 3112128, 3227392, 3630816, 4084668, 4149504, 4668192, 4841088, 5446224, 6224256, 7261632, 8169336, 9336384, 9682176, 10892448, 12448512, 14523264, 16338672, 18672768, 21784896, 29046528, 32677344, 37345536, 43569792, 65354688, 87139584, 130709376, 261418752]

約数ペア:

[(1, 261418752), (2, 130709376), (3, 87139584), (4, 65354688), (6, 43569792), (7, 37345536), (8, 32677344), (9, 29046528), (12, 21784896), (14, 18672768), (16, 16338672), (18, 14523264), (21, 12448512), (24, 10892448), (27, 9682176), (28, 9336384), (32, 8169336), (36, 7261632), (42, 6224256), (48, 5446224), (54, 4841088), (56, 4668192), (63, 4149504), (64, 4084668), (72, 3630816), (81, 3227392), (84, 3112128), (96, 2723112), (108, 2420544), (112, 2334096), (126, 2074752), (128, 2042334), (144, 1815408), (162, 1613696), (168, 1556064), (189, 1383168), (192, 1361556), (216, 1210272), (224, 1167048), (252, 1037376), (256, 1021167), (288, 907704), (324, 806848), (336, 778032), (378, 691584), (384, 680778), (432, 605136), (448, 583524), (504, 518688), (567, 461056), (576, 453852), (648, 403424), (672, 389016), (756, 345792), (768, 340389), (864, 302568), (896, 291762), (1008, 259344), (1134, 230528), (1152, 226926), (1296, 201712), (1344, 194508), (1512, 172896), (1728, 151284), (1792, 145881), (1801, 145152), (2016, 129672), (2268, 115264), (2304, 113463), (2592, 100856), (2688, 97254), (3024, 86448), (3456, 75642), (3602, 72576), (4032, 64836), (4536, 57632), (5184, 50428), (5376, 48627), (5403, 48384), (6048, 43224), (6912, 37821), (7204, 36288), (8064, 32418), (9072, 28816), (10368, 25214), (10806, 24192), (12096, 21612), (12607, 20736), (14408, 18144), (16128, 16209)]