261017568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3011}}^1$

素因数の和:3077

約数の個数: 144

約数和(自身を含む): 868323456

約数和(自身を除く): 607305888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 72, 84, 86, 96, 112, 126, 129, 144, 168, 172, 224, 252, 258, 288, 301, 336, 344, 387, 504, 516, 602, 672, 688, 774, 903, 1008, 1032, 1204, 1376, 1548, 1806, 2016, 2064, 2408, 2709, 3011, 3096, 3612, 4128, 4816, 5418, 6022, 6192, 7224, 9033, 9632, 10836, 12044, 12384, 14448, 18066, 21077, 21672, 24088, 27099, 28896, 36132, 42154, 43344, 48176, 54198, 63231, 72264, 84308, 86688, 96352, 108396, 126462, 129473, 144528, 168616, 189693, 216792, 252924, 258946, 289056, 337232, 379386, 388419, 433584, 505848, 517892, 674464, 758772, 776838, 867168, 906311, 1011696, 1035784, 1165257, 1517544, 1553676, 1812622, 2023392, 2071568, 2330514, 2718933, 3035088, 3107352, 3625244, 4143136, 4661028, 5437866, 6070176, 6214704, 7250488, 8156799, 9322056, 10875732, 12429408, 14500976, 16313598, 18644112, 21751464, 29001952, 32627196, 37288224, 43502928, 65254392, 87005856, 130508784, 261017568]

約数ペア:

[(1, 261017568), (2, 130508784), (3, 87005856), (4, 65254392), (6, 43502928), (7, 37288224), (8, 32627196), (9, 29001952), (12, 21751464), (14, 18644112), (16, 16313598), (18, 14500976), (21, 12429408), (24, 10875732), (28, 9322056), (32, 8156799), (36, 7250488), (42, 6214704), (43, 6070176), (48, 5437866), (56, 4661028), (63, 4143136), (72, 3625244), (84, 3107352), (86, 3035088), (96, 2718933), (112, 2330514), (126, 2071568), (129, 2023392), (144, 1812622), (168, 1553676), (172, 1517544), (224, 1165257), (252, 1035784), (258, 1011696), (288, 906311), (301, 867168), (336, 776838), (344, 758772), (387, 674464), (504, 517892), (516, 505848), (602, 433584), (672, 388419), (688, 379386), (774, 337232), (903, 289056), (1008, 258946), (1032, 252924), (1204, 216792), (1376, 189693), (1548, 168616), (1806, 144528), (2016, 129473), (2064, 126462), (2408, 108396), (2709, 96352), (3011, 86688), (3096, 84308), (3612, 72264), (4128, 63231), (4816, 54198), (5418, 48176), (6022, 43344), (6192, 42154), (7224, 36132), (9033, 28896), (9632, 27099), (10836, 24088), (12044, 21672), (12384, 21077), (14448, 18066)]