268368255

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4549}}^1$

素因数の和:4605

約数の個数: 64

約数和(自身を含む): 524160000

約数和(自身を除く): 255791745

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 95, 115, 135, 171, 207, 285, 345, 437, 513, 621, 855, 1035, 1311, 2185, 2565, 3105, 3933, 4549, 6555, 11799, 13647, 19665, 22745, 40941, 58995, 68235, 86431, 104627, 122823, 204705, 259293, 313881, 432155, 523135, 614115, 777879, 941643, 1296465, 1569405, 1987913, 2333637, 2824929, 3889395, 4708215, 5963739, 9939565, 11668185, 14124645, 17891217, 29818695, 53673651, 89456085, 268368255]

約数ペア:

[(1, 268368255), (3, 89456085), (5, 53673651), (9, 29818695), (15, 17891217), (19, 14124645), (23, 11668185), (27, 9939565), (45, 5963739), (57, 4708215), (69, 3889395), (95, 2824929), (115, 2333637), (135, 1987913), (171, 1569405), (207, 1296465), (285, 941643), (345, 777879), (437, 614115), (513, 523135), (621, 432155), (855, 313881), (1035, 259293), (1311, 204705), (2185, 122823), (2565, 104627), (3105, 86431), (3933, 68235), (4549, 58995), (6555, 40941), (11799, 22745), (13647, 19665)]