78731460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145799}}^1$

素因数の和:145817

約数の個数: 48

約数和(自身を含む): 244944000

約数和(自身を除く): 166212540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145799, 291598, 437397, 583196, 728995, 874794, 1312191, 1457990, 1749588, 2186985, 2624382, 2915980, 3936573, 4373970, 5248764, 6560955, 7873146, 8747940, 13121910, 15746292, 19682865, 26243820, 39365730, 78731460]

約数ペア:

[(1, 78731460), (2, 39365730), (3, 26243820), (4, 19682865), (5, 15746292), (6, 13121910), (9, 8747940), (10, 7873146), (12, 6560955), (15, 5248764), (18, 4373970), (20, 3936573), (27, 2915980), (30, 2624382), (36, 2186985), (45, 1749588), (54, 1457990), (60, 1312191), (90, 874794), (108, 728995), (135, 583196), (180, 437397), (270, 291598), (540, 145799)]