256989304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9767}}^1$

素因数の和:9820

約数の個数: 64

約数和(自身を含む): 590768640

約数和(自身を除く): 333779336

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 1012, 1144, 1196, 2024, 2392, 3289, 6578, 9767, 13156, 19534, 26312, 39068, 78136, 107437, 126971, 214874, 224641, 253942, 429748, 449282, 507884, 859496, 898564, 1015768, 1396681, 1797128, 2471051, 2793362, 2920333, 4942102, 5586724, 5840666, 9884204, 11173448, 11681332, 19768408, 23362664, 32123663, 64247326, 128494652, 256989304]

約数ペア:

[(1, 256989304), (2, 128494652), (4, 64247326), (8, 32123663), (11, 23362664), (13, 19768408), (22, 11681332), (23, 11173448), (26, 9884204), (44, 5840666), (46, 5586724), (52, 4942102), (88, 2920333), (92, 2793362), (104, 2471051), (143, 1797128), (184, 1396681), (253, 1015768), (286, 898564), (299, 859496), (506, 507884), (572, 449282), (598, 429748), (1012, 253942), (1144, 224641), (1196, 214874), (2024, 126971), (2392, 107437), (3289, 78136), (6578, 39068), (9767, 26312), (13156, 19534)]