256548435

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 495500544

約数和(自身を除く): 238952109

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 83, 121, 131, 143, 165, 195, 249, 363, 393, 415, 429, 605, 655, 715, 913, 1079, 1245, 1441, 1573, 1703, 1815, 1965, 2145, 2739, 3237, 4323, 4565, 4719, 5109, 5395, 7205, 7865, 8515, 10043, 10873, 11869, 13695, 15851, 16185, 18733, 21615, 23595, 25545, 30129, 32619, 35607, 47553, 50215, 54365, 56199, 59345, 79255, 93665, 119603, 130559, 141349, 150645, 163095, 178035, 206063, 237765, 280995, 358809, 391677, 424047, 598015, 618189, 652795, 706745, 1030315, 1315633, 1554839, 1794045, 1958385, 2120235, 3090945, 3946899, 4664517, 6578165, 7774195, 17103229, 19734495, 23322585, 51309687, 85516145, 256548435]

約数ペア:

[(1, 256548435), (3, 85516145), (5, 51309687), (11, 23322585), (13, 19734495), (15, 17103229), (33, 7774195), (39, 6578165), (55, 4664517), (65, 3946899), (83, 3090945), (121, 2120235), (131, 1958385), (143, 1794045), (165, 1554839), (195, 1315633), (249, 1030315), (363, 706745), (393, 652795), (415, 618189), (429, 598015), (605, 424047), (655, 391677), (715, 358809), (913, 280995), (1079, 237765), (1245, 206063), (1441, 178035), (1573, 163095), (1703, 150645), (1815, 141349), (1965, 130559), (2145, 119603), (2739, 93665), (3237, 79255), (4323, 59345), (4565, 56199), (4719, 54365), (5109, 50215), (5395, 47553), (7205, 35607), (7865, 32619), (8515, 30129), (10043, 25545), (10873, 23595), (11869, 21615), (13695, 18733), (15851, 16185)]