78027780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1300463}}^1$

素因数の和:1300475

約数の個数: 24

約数和(自身を含む): 218477952

約数和(自身を除く): 140450172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1300463, 2600926, 3901389, 5201852, 6502315, 7802778, 13004630, 15605556, 19506945, 26009260, 39013890, 78027780]

約数ペア:

[(1, 78027780), (2, 39013890), (3, 26009260), (4, 19506945), (5, 15605556), (6, 13004630), (10, 7802778), (12, 6502315), (15, 5201852), (20, 3901389), (30, 2600926), (60, 1300463)]