268386872

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{1109}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 548451000

約数和(自身を除く): 280064128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 179, 338, 358, 676, 716, 1109, 1352, 1432, 2218, 2327, 4436, 4654, 8872, 9308, 14417, 18616, 28834, 30251, 57668, 60502, 115336, 121004, 187421, 198511, 242008, 374842, 397022, 749684, 794044, 1499368, 1588088, 2580643, 5161286, 10322572, 20645144, 33548359, 67096718, 134193436, 268386872]

約数ペア:

[(1, 268386872), (2, 134193436), (4, 67096718), (8, 33548359), (13, 20645144), (26, 10322572), (52, 5161286), (104, 2580643), (169, 1588088), (179, 1499368), (338, 794044), (358, 749684), (676, 397022), (716, 374842), (1109, 242008), (1352, 198511), (1432, 187421), (2218, 121004), (2327, 115336), (4436, 60502), (4654, 57668), (8872, 30251), (9308, 28834), (14417, 18616)]