261776736

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2469

約数の個数: 144

約数和(自身を含む): 829679760

約数和(自身を除く): 567903024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 32, 36, 39, 48, 52, 58, 72, 78, 87, 96, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 288, 312, 348, 377, 416, 464, 468, 522, 624, 696, 754, 928, 936, 1044, 1131, 1248, 1392, 1508, 1872, 2088, 2262, 2411, 2784, 3016, 3393, 3744, 4176, 4524, 4822, 6032, 6786, 7233, 8352, 9048, 9644, 12064, 13572, 14466, 18096, 19288, 21699, 27144, 28932, 31343, 36192, 38576, 43398, 54288, 57864, 62686, 69919, 77152, 86796, 94029, 108576, 115728, 125372, 139838, 173592, 188058, 209757, 231456, 250744, 279676, 282087, 347184, 376116, 419514, 501488, 559352, 564174, 629271, 694368, 752232, 839028, 908947, 1002976, 1118704, 1128348, 1258542, 1504464, 1678056, 1817894, 2237408, 2256696, 2517084, 2726841, 3008928, 3356112, 3635788, 4513392, 5034168, 5453682, 6712224, 7271576, 8180523, 9026784, 10068336, 10907364, 14543152, 16361046, 20136672, 21814728, 29086304, 32722092, 43629456, 65444184, 87258912, 130888368, 261776736]

約数ペア:

[(1, 261776736), (2, 130888368), (3, 87258912), (4, 65444184), (6, 43629456), (8, 32722092), (9, 29086304), (12, 21814728), (13, 20136672), (16, 16361046), (18, 14543152), (24, 10907364), (26, 10068336), (29, 9026784), (32, 8180523), (36, 7271576), (39, 6712224), (48, 5453682), (52, 5034168), (58, 4513392), (72, 3635788), (78, 3356112), (87, 3008928), (96, 2726841), (104, 2517084), (116, 2256696), (117, 2237408), (144, 1817894), (156, 1678056), (174, 1504464), (208, 1258542), (232, 1128348), (234, 1118704), (261, 1002976), (288, 908947), (312, 839028), (348, 752232), (377, 694368), (416, 629271), (464, 564174), (468, 559352), (522, 501488), (624, 419514), (696, 376116), (754, 347184), (928, 282087), (936, 279676), (1044, 250744), (1131, 231456), (1248, 209757), (1392, 188058), (1508, 173592), (1872, 139838), (2088, 125372), (2262, 115728), (2411, 108576), (2784, 94029), (3016, 86796), (3393, 77152), (3744, 69919), (4176, 62686), (4524, 57864), (4822, 54288), (6032, 43398), (6786, 38576), (7233, 36192), (8352, 31343), (9048, 28932), (9644, 27144), (12064, 21699), (13572, 19288), (14466, 18096)]