261829464

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{613}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 725674320

約数和(自身を除く): 463844856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 613, 888, 962, 1226, 1369, 1443, 1839, 1924, 2452, 2738, 2886, 3678, 3848, 4107, 4904, 5476, 5772, 7356, 7969, 8214, 10952, 11544, 14712, 15938, 16428, 17797, 22681, 23907, 31876, 32856, 35594, 45362, 47814, 53391, 63752, 68043, 71188, 90724, 95628, 106782, 136086, 142376, 181448, 191256, 213564, 272172, 294853, 427128, 544344, 589706, 839197, 884559, 1179412, 1678394, 1769118, 2358824, 2517591, 3356788, 3538236, 5035182, 6713576, 7076472, 10070364, 10909561, 20140728, 21819122, 32728683, 43638244, 65457366, 87276488, 130914732, 261829464]

約数ペア:

[(1, 261829464), (2, 130914732), (3, 87276488), (4, 65457366), (6, 43638244), (8, 32728683), (12, 21819122), (13, 20140728), (24, 10909561), (26, 10070364), (37, 7076472), (39, 6713576), (52, 5035182), (74, 3538236), (78, 3356788), (104, 2517591), (111, 2358824), (148, 1769118), (156, 1678394), (222, 1179412), (296, 884559), (312, 839197), (444, 589706), (481, 544344), (613, 427128), (888, 294853), (962, 272172), (1226, 213564), (1369, 191256), (1443, 181448), (1839, 142376), (1924, 136086), (2452, 106782), (2738, 95628), (2886, 90724), (3678, 71188), (3848, 68043), (4107, 63752), (4904, 53391), (5476, 47814), (5772, 45362), (7356, 35594), (7969, 32856), (8214, 31876), (10952, 23907), (11544, 22681), (14712, 17797), (15938, 16428)]