257547144

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21767}}^1$

素因数の和:21822

約数の個数: 64

約数和(自身を含む): 705283200

約数和(自身を除く): 447736056

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 348, 408, 493, 696, 986, 1479, 1972, 2958, 3944, 5916, 11832, 21767, 43534, 65301, 87068, 130602, 174136, 261204, 370039, 522408, 631243, 740078, 1110117, 1262486, 1480156, 1893729, 2220234, 2524972, 2960312, 3787458, 4440468, 5049944, 7574916, 8880936, 10731131, 15149832, 21462262, 32193393, 42924524, 64386786, 85849048, 128773572, 257547144]

約数ペア:

[(1, 257547144), (2, 128773572), (3, 85849048), (4, 64386786), (6, 42924524), (8, 32193393), (12, 21462262), (17, 15149832), (24, 10731131), (29, 8880936), (34, 7574916), (51, 5049944), (58, 4440468), (68, 3787458), (87, 2960312), (102, 2524972), (116, 2220234), (136, 1893729), (174, 1480156), (204, 1262486), (232, 1110117), (348, 740078), (408, 631243), (493, 522408), (696, 370039), (986, 261204), (1479, 174136), (1972, 130602), (2958, 87068), (3944, 65301), (5916, 43534), (11832, 21767)]