218247568

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{25307}}^1$

素因数の和:25340

約数の個数: 60

約数和(自身を含む): 536630832

約数和(自身を除く): 318383264

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 4312, 8624, 25307, 50614, 101228, 177149, 202456, 278377, 354298, 404912, 556754, 708596, 1113508, 1240043, 1417192, 1948639, 2227016, 2480086, 2834384, 3897278, 4454032, 4960172, 7794556, 9920344, 13640473, 15589112, 19840688, 27280946, 31178224, 54561892, 109123784, 218247568]

約数ペア:

[(1, 218247568), (2, 109123784), (4, 54561892), (7, 31178224), (8, 27280946), (11, 19840688), (14, 15589112), (16, 13640473), (22, 9920344), (28, 7794556), (44, 4960172), (49, 4454032), (56, 3897278), (77, 2834384), (88, 2480086), (98, 2227016), (112, 1948639), (154, 1417192), (176, 1240043), (196, 1113508), (308, 708596), (392, 556754), (539, 404912), (616, 354298), (784, 278377), (1078, 202456), (1232, 177149), (2156, 101228), (4312, 50614), (8624, 25307)]