245210992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2306

約数の個数: 80

約数和(自身を含む): 559464192

約数和(自身を除く): 314253200

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 2108, 2237, 3224, 3536, 4216, 4474, 6448, 6851, 8432, 8948, 13702, 17896, 27404, 29081, 35792, 38029, 54808, 58162, 69347, 76058, 109616, 116324, 138694, 152116, 232648, 277388, 304232, 465296, 494377, 554776, 608464, 901511, 988754, 1109552, 1178899, 1803022, 1977508, 2357798, 3606044, 3955016, 4715596, 7212088, 7910032, 9431192, 14424176, 15325687, 18862384, 30651374, 61302748, 122605496, 245210992]

約数ペア:

[(1, 245210992), (2, 122605496), (4, 61302748), (8, 30651374), (13, 18862384), (16, 15325687), (17, 14424176), (26, 9431192), (31, 7910032), (34, 7212088), (52, 4715596), (62, 3955016), (68, 3606044), (104, 2357798), (124, 1977508), (136, 1803022), (208, 1178899), (221, 1109552), (248, 988754), (272, 901511), (403, 608464), (442, 554776), (496, 494377), (527, 465296), (806, 304232), (884, 277388), (1054, 232648), (1612, 152116), (1768, 138694), (2108, 116324), (2237, 109616), (3224, 76058), (3536, 69347), (4216, 58162), (4474, 54808), (6448, 38029), (6851, 35792), (8432, 29081), (8948, 27404), (13702, 17896)]