205311330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{325891}}^1$

素因数の和:325911

約数の個数: 48

約数和(自身を含む): 610069824

約数和(自身を除く): 404758494

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 325891, 651782, 977673, 1629455, 1955346, 2281237, 2933019, 3258910, 4562474, 4888365, 5866038, 6843711, 9776730, 11406185, 13687422, 14665095, 20531133, 22812370, 29330190, 34218555, 41062266, 68437110, 102655665, 205311330]

約数ペア:

[(1, 205311330), (2, 102655665), (3, 68437110), (5, 41062266), (6, 34218555), (7, 29330190), (9, 22812370), (10, 20531133), (14, 14665095), (15, 13687422), (18, 11406185), (21, 9776730), (30, 6843711), (35, 5866038), (42, 4888365), (45, 4562474), (63, 3258910), (70, 2933019), (90, 2281237), (105, 1955346), (126, 1629455), (210, 977673), (315, 651782), (630, 325891)]