256053424

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{6961}}^1$

素因数の和:7010

約数の個数: 60

約数和(自身を含む): 574086520

約数和(自身を除く): 318033096

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 121, 152, 176, 209, 242, 304, 418, 484, 836, 968, 1672, 1936, 2299, 3344, 4598, 6961, 9196, 13922, 18392, 27844, 36784, 55688, 76571, 111376, 132259, 153142, 264518, 306284, 529036, 612568, 842281, 1058072, 1225136, 1454849, 1684562, 2116144, 2909698, 3369124, 5819396, 6738248, 11638792, 13476496, 16003339, 23277584, 32006678, 64013356, 128026712, 256053424]

約数ペア:

[(1, 256053424), (2, 128026712), (4, 64013356), (8, 32006678), (11, 23277584), (16, 16003339), (19, 13476496), (22, 11638792), (38, 6738248), (44, 5819396), (76, 3369124), (88, 2909698), (121, 2116144), (152, 1684562), (176, 1454849), (209, 1225136), (242, 1058072), (304, 842281), (418, 612568), (484, 529036), (836, 306284), (968, 264518), (1672, 153142), (1936, 132259), (2299, 111376), (3344, 76571), (4598, 55688), (6961, 36784), (9196, 27844), (13922, 18392)]