256006284772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3343}}^1\times {\mathrm{143947}}^1$

素因数の和:147320

約数の個数: 48

約数和(自身を含む): 539125565440

約数和(自身を除く): 283119280668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 3343, 6686, 13372, 23401, 46802, 63517, 93604, 127034, 143947, 254068, 287894, 444619, 575788, 889238, 1007629, 1778476, 2015258, 2734993, 4030516, 5469986, 10939972, 19144951, 38289902, 76579804, 481214821, 962429642, 1924859284, 3368503747, 6737007494, 9143081599, 13474014988, 18286163198, 36572326396, 64001571193, 128003142386, 256006284772]

約数ペア:

[(1, 256006284772), (2, 128003142386), (4, 64001571193), (7, 36572326396), (14, 18286163198), (19, 13474014988), (28, 9143081599), (38, 6737007494), (76, 3368503747), (133, 1924859284), (266, 962429642), (532, 481214821), (3343, 76579804), (6686, 38289902), (13372, 19144951), (23401, 10939972), (46802, 5469986), (63517, 4030516), (93604, 2734993), (127034, 2015258), (143947, 1778476), (254068, 1007629), (287894, 889238), (444619, 575788)]