268907208

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{260569}}^1$

素因数の和:260621

約数の個数: 32

約数和(自身を含む): 687904800

約数和(自身を除く): 418997592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 260569, 521138, 781707, 1042276, 1563414, 2084552, 3126828, 6253656, 11204467, 22408934, 33613401, 44817868, 67226802, 89635736, 134453604, 268907208]

約数ペア:

[(1, 268907208), (2, 134453604), (3, 89635736), (4, 67226802), (6, 44817868), (8, 33613401), (12, 22408934), (24, 11204467), (43, 6253656), (86, 3126828), (129, 2084552), (172, 1563414), (258, 1042276), (344, 781707), (516, 521138), (1032, 260569)]