257260416

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{95707}}^1$

素因数の和:95731

約数の個数: 64

約数和(自身を含む): 780977280

約数和(自身を除く): 523716864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 95707, 191414, 287121, 382828, 574242, 669949, 765656, 1148484, 1339898, 1531312, 2009847, 2296968, 2679796, 3062624, 4019694, 4593936, 5359592, 6125248, 8039388, 9187872, 10719184, 12250496, 16078776, 18375744, 21438368, 32157552, 36751488, 42876736, 64315104, 85753472, 128630208, 257260416]

約数ペア:

[(1, 257260416), (2, 128630208), (3, 85753472), (4, 64315104), (6, 42876736), (7, 36751488), (8, 32157552), (12, 21438368), (14, 18375744), (16, 16078776), (21, 12250496), (24, 10719184), (28, 9187872), (32, 8039388), (42, 6125248), (48, 5359592), (56, 4593936), (64, 4019694), (84, 3062624), (96, 2679796), (112, 2296968), (128, 2009847), (168, 1531312), (192, 1339898), (224, 1148484), (336, 765656), (384, 669949), (448, 574242), (672, 382828), (896, 287121), (1344, 191414), (2688, 95707)]