121642740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1051}}^1$

素因数の和:1709

約数の個数: 72

約数和(自身を含む): 369908448

約数和(自身を除く): 248265708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1051, 1286, 1929, 2102, 2572, 3153, 3215, 3858, 4204, 5255, 5787, 6306, 6430, 7716, 9459, 9645, 10510, 11574, 12612, 12860, 15765, 18918, 19290, 21020, 23148, 28935, 31530, 37836, 38580, 47295, 57870, 63060, 94590, 115740, 189180, 675793, 1351586, 2027379, 2703172, 3378965, 4054758, 6082137, 6757930, 8109516, 10136895, 12164274, 13515860, 20273790, 24328548, 30410685, 40547580, 60821370, 121642740]

約数ペア:

[(1, 121642740), (2, 60821370), (3, 40547580), (4, 30410685), (5, 24328548), (6, 20273790), (9, 13515860), (10, 12164274), (12, 10136895), (15, 8109516), (18, 6757930), (20, 6082137), (30, 4054758), (36, 3378965), (45, 2703172), (60, 2027379), (90, 1351586), (180, 675793), (643, 189180), (1051, 115740), (1286, 94590), (1929, 63060), (2102, 57870), (2572, 47295), (3153, 38580), (3215, 37836), (3858, 31530), (4204, 28935), (5255, 23148), (5787, 21020), (6306, 19290), (6430, 18918), (7716, 15765), (9459, 12860), (9645, 12612), (10510, 11574)]