261297744

素因数分解:

$2^4\times 3^1\times {\mathrm{239}}^1\times {\mathrm{22777}}^1$

素因数の和:23027

約数の個数: 40

約数和(自身を含む): 677873280

約数和(自身を除く): 416575536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 239, 478, 717, 956, 1434, 1912, 2868, 3824, 5736, 11472, 22777, 45554, 68331, 91108, 136662, 182216, 273324, 364432, 546648, 1093296, 5443703, 10887406, 16331109, 21774812, 32662218, 43549624, 65324436, 87099248, 130648872, 261297744]

約数ペア:

[(1, 261297744), (2, 130648872), (3, 87099248), (4, 65324436), (6, 43549624), (8, 32662218), (12, 21774812), (16, 16331109), (24, 10887406), (48, 5443703), (239, 1093296), (478, 546648), (717, 364432), (956, 273324), (1434, 182216), (1912, 136662), (2868, 91108), (3824, 68331), (5736, 45554), (11472, 22777)]