318530732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 611143680

約数和(自身を除く): 292612948

約数列:

[1, 2, 4, 13, 26, 52, 127, 139, 254, 278, 347, 508, 556, 694, 1388, 1651, 1807, 3302, 3614, 4511, 6604, 7228, 9022, 17653, 18044, 35306, 44069, 48233, 70612, 88138, 96466, 176276, 192932, 229489, 458978, 572897, 627029, 917956, 1145794, 1254058, 2291588, 2508116, 6125591, 12251182, 24502364, 79632683, 159265366, 318530732]

約数ペア:

[(1, 318530732), (2, 159265366), (4, 79632683), (13, 24502364), (26, 12251182), (52, 6125591), (127, 2508116), (139, 2291588), (254, 1254058), (278, 1145794), (347, 917956), (508, 627029), (556, 572897), (694, 458978), (1388, 229489), (1651, 192932), (1807, 176276), (3302, 96466), (3614, 88138), (4511, 70612), (6604, 48233), (7228, 44069), (9022, 35306), (17653, 18044)]