220711816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4094

約数の個数: 64

約数和(自身を含む): 487226880

約数和(自身を除く): 266515064

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 4027, 4216, 6851, 8054, 13702, 16108, 27404, 32216, 52351, 54808, 68459, 104702, 124837, 136918, 209404, 249674, 273836, 418808, 499348, 547672, 889967, 998696, 1622881, 1779934, 2122229, 3245762, 3559868, 4244458, 6491524, 7119736, 8488916, 12983048, 16977832, 27588977, 55177954, 110355908, 220711816]

約数ペア:

[(1, 220711816), (2, 110355908), (4, 55177954), (8, 27588977), (13, 16977832), (17, 12983048), (26, 8488916), (31, 7119736), (34, 6491524), (52, 4244458), (62, 3559868), (68, 3245762), (104, 2122229), (124, 1779934), (136, 1622881), (221, 998696), (248, 889967), (403, 547672), (442, 499348), (527, 418808), (806, 273836), (884, 249674), (1054, 209404), (1612, 136918), (1768, 124837), (2108, 104702), (3224, 68459), (4027, 54808), (4216, 52351), (6851, 32216), (8054, 27404), (13702, 16108)]