15939180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{9839}}^1$

素因数の和:9860

約数の個数: 60

約数和(自身を含む): 50006880

約数和(自身を除く): 34067700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 9839, 19678, 29517, 39356, 49195, 59034, 88551, 98390, 118068, 147585, 177102, 196780, 265653, 295170, 354204, 442755, 531306, 590340, 796959, 885510, 1062612, 1328265, 1593918, 1771020, 2656530, 3187836, 3984795, 5313060, 7969590, 15939180]

約数ペア:

[(1, 15939180), (2, 7969590), (3, 5313060), (4, 3984795), (5, 3187836), (6, 2656530), (9, 1771020), (10, 1593918), (12, 1328265), (15, 1062612), (18, 885510), (20, 796959), (27, 590340), (30, 531306), (36, 442755), (45, 354204), (54, 295170), (60, 265653), (81, 196780), (90, 177102), (108, 147585), (135, 118068), (162, 98390), (180, 88551), (270, 59034), (324, 49195), (405, 39356), (540, 29517), (810, 19678), (1620, 9839)]