78177420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144773}}^1$

素因数の和:144791

約数の個数: 48

約数和(自身を含む): 243220320

約数和(自身を除く): 165042900

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, 144773, 289546, 434319, 579092, 723865, 868638, 1302957, 1447730, 1737276, 2171595, 2605914, 2895460, 3908871, 4343190, 5211828, 6514785, 7817742, 8686380, 13029570, 15635484, 19544355, 26059140, 39088710, 78177420]

約数ペア:

[(1, 78177420), (2, 39088710), (3, 26059140), (4, 19544355), (5, 15635484), (6, 13029570), (9, 8686380), (10, 7817742), (12, 6514785), (15, 5211828), (18, 4343190), (20, 3908871), (27, 2895460), (30, 2605914), (36, 2171595), (45, 1737276), (54, 1447730), (60, 1302957), (90, 868638), (108, 723865), (135, 579092), (180, 434319), (270, 289546), (540, 144773)]