256637088

素因数分解:

$2^5\times 3^2\times {\mathrm{891101}}^1$

素因数の和:891117

約数の個数: 36

約数和(自身を含む): 729812538

約数和(自身を除く): 473175450

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 891101, 1782202, 2673303, 3564404, 5346606, 7128808, 8019909, 10693212, 14257616, 16039818, 21386424, 28515232, 32079636, 42772848, 64159272, 85545696, 128318544, 256637088]

約数ペア:

[(1, 256637088), (2, 128318544), (3, 85545696), (4, 64159272), (6, 42772848), (8, 32079636), (9, 28515232), (12, 21386424), (16, 16039818), (18, 14257616), (24, 10693212), (32, 8019909), (36, 7128808), (48, 5346606), (72, 3564404), (96, 2673303), (144, 1782202), (288, 891101)]