256972368

素因数分解:

$2^4\times 3^1\times {\mathrm{487}}^1\times {\mathrm{10993}}^1$

素因数の和:11491

約数の個数: 40

約数和(自身を含む): 665268928

約数和(自身を除く): 408296560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 487, 974, 1461, 1948, 2922, 3896, 5844, 7792, 10993, 11688, 21986, 23376, 32979, 43972, 65958, 87944, 131916, 175888, 263832, 527664, 5353591, 10707182, 16060773, 21414364, 32121546, 42828728, 64243092, 85657456, 128486184, 256972368]

約数ペア:

[(1, 256972368), (2, 128486184), (3, 85657456), (4, 64243092), (6, 42828728), (8, 32121546), (12, 21414364), (16, 16060773), (24, 10707182), (48, 5353591), (487, 527664), (974, 263832), (1461, 175888), (1948, 131916), (2922, 87944), (3896, 65958), (5844, 43972), (7792, 32979), (10993, 23376), (11688, 21986)]