247409008

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 600318720

約数和(自身を除く): 352909712

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 409, 491, 616, 818, 982, 1232, 1636, 1964, 2863, 3272, 3437, 3928, 4499, 5401, 5726, 6544, 6874, 7856, 8998, 10802, 11452, 13748, 17996, 21604, 22904, 27496, 31493, 35992, 37807, 43208, 45808, 54992, 62986, 71984, 75614, 86416, 125972, 151228, 200819, 251944, 302456, 401638, 503888, 604912, 803276, 1405733, 1606552, 2209009, 2811466, 3213104, 4418018, 5622932, 8836036, 11245864, 15463063, 17672072, 22491728, 30926126, 35344144, 61852252, 123704504, 247409008]

約数ペア:

[(1, 247409008), (2, 123704504), (4, 61852252), (7, 35344144), (8, 30926126), (11, 22491728), (14, 17672072), (16, 15463063), (22, 11245864), (28, 8836036), (44, 5622932), (56, 4418018), (77, 3213104), (88, 2811466), (112, 2209009), (154, 1606552), (176, 1405733), (308, 803276), (409, 604912), (491, 503888), (616, 401638), (818, 302456), (982, 251944), (1232, 200819), (1636, 151228), (1964, 125972), (2863, 86416), (3272, 75614), (3437, 71984), (3928, 62986), (4499, 54992), (5401, 45808), (5726, 43208), (6544, 37807), (6874, 35992), (7856, 31493), (8998, 27496), (10802, 22904), (11452, 21604), (13748, 17996)]