157280816

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127663}}^1$

素因数の和:127689

約数の個数: 40

約数和(自身を含む): 379928064

約数和(自身を除く): 222647248

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 127663, 255326, 510652, 893641, 1021304, 1404293, 1787282, 2042608, 2808586, 3574564, 5617172, 7149128, 9830051, 11234344, 14298256, 19660102, 22468688, 39320204, 78640408, 157280816]

約数ペア:

[(1, 157280816), (2, 78640408), (4, 39320204), (7, 22468688), (8, 19660102), (11, 14298256), (14, 11234344), (16, 9830051), (22, 7149128), (28, 5617172), (44, 3574564), (56, 2808586), (77, 2042608), (88, 1787282), (112, 1404293), (154, 1021304), (176, 893641), (308, 510652), (616, 255326), (1232, 127663)]