208416816

素因数分解:

$2^4\times 3^2\times {\mathrm{647}}^1\times {\mathrm{2237}}^1$

素因数の和:2898

約数の個数: 60

約数和(自身を含む): 584440272

約数和(自身を除く): 376023456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 647, 1294, 1941, 2237, 2588, 3882, 4474, 5176, 5823, 6711, 7764, 8948, 10352, 11646, 13422, 15528, 17896, 20133, 23292, 26844, 31056, 35792, 40266, 46584, 53688, 80532, 93168, 107376, 161064, 322128, 1447339, 2894678, 4342017, 5789356, 8684034, 11578712, 13026051, 17368068, 23157424, 26052102, 34736136, 52104204, 69472272, 104208408, 208416816]

約数ペア:

[(1, 208416816), (2, 104208408), (3, 69472272), (4, 52104204), (6, 34736136), (8, 26052102), (9, 23157424), (12, 17368068), (16, 13026051), (18, 11578712), (24, 8684034), (36, 5789356), (48, 4342017), (72, 2894678), (144, 1447339), (647, 322128), (1294, 161064), (1941, 107376), (2237, 93168), (2588, 80532), (3882, 53688), (4474, 46584), (5176, 40266), (5823, 35792), (6711, 31056), (7764, 26844), (8948, 23292), (10352, 20133), (11646, 17896), (13422, 15528)]