256282344

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{209381}}^1$

素因数の和:209410

約数の個数: 48

約数和(自身を含む): 734930820

約数和(自身を除く): 478648476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 209381, 418762, 628143, 837524, 1256286, 1675048, 1884429, 2512572, 3559477, 3768858, 5025144, 7118954, 7537716, 10678431, 14237908, 15075432, 21356862, 28475816, 32035293, 42713724, 64070586, 85427448, 128141172, 256282344]

約数ペア:

[(1, 256282344), (2, 128141172), (3, 85427448), (4, 64070586), (6, 42713724), (8, 32035293), (9, 28475816), (12, 21356862), (17, 15075432), (18, 14237908), (24, 10678431), (34, 7537716), (36, 7118954), (51, 5025144), (68, 3768858), (72, 3559477), (102, 2512572), (136, 1884429), (153, 1675048), (204, 1256286), (306, 837524), (408, 628143), (612, 418762), (1224, 209381)]