257243472

素因数分解:

$2^4\times 3^3\times {\mathrm{457}}^1\times {\mathrm{1303}}^1$

素因数の和:1777

約数の個数: 80

約数和(自身を含む): 740567680

約数和(自身を除く): 483324208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 457, 914, 1303, 1371, 1828, 2606, 2742, 3656, 3909, 4113, 5212, 5484, 7312, 7818, 8226, 10424, 10968, 11727, 12339, 15636, 16452, 20848, 21936, 23454, 24678, 31272, 32904, 35181, 46908, 49356, 62544, 65808, 70362, 93816, 98712, 140724, 187632, 197424, 281448, 562896, 595471, 1190942, 1786413, 2381884, 3572826, 4763768, 5359239, 7145652, 9527536, 10718478, 14291304, 16077717, 21436956, 28582608, 32155434, 42873912, 64310868, 85747824, 128621736, 257243472]

約数ペア:

[(1, 257243472), (2, 128621736), (3, 85747824), (4, 64310868), (6, 42873912), (8, 32155434), (9, 28582608), (12, 21436956), (16, 16077717), (18, 14291304), (24, 10718478), (27, 9527536), (36, 7145652), (48, 5359239), (54, 4763768), (72, 3572826), (108, 2381884), (144, 1786413), (216, 1190942), (432, 595471), (457, 562896), (914, 281448), (1303, 197424), (1371, 187632), (1828, 140724), (2606, 98712), (2742, 93816), (3656, 70362), (3909, 65808), (4113, 62544), (5212, 49356), (5484, 46908), (7312, 35181), (7818, 32904), (8226, 31272), (10424, 24678), (10968, 23454), (11727, 21936), (12339, 20848), (15636, 16452)]