31720140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{58741}}^1$

素因数の和:58759

約数の個数: 48

約数和(自身を含む): 98686560

約数和(自身を除く): 66966420

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, 58741, 117482, 176223, 234964, 293705, 352446, 528669, 587410, 704892, 881115, 1057338, 1174820, 1586007, 1762230, 2114676, 2643345, 3172014, 3524460, 5286690, 6344028, 7930035, 10573380, 15860070, 31720140]

約数ペア:

[(1, 31720140), (2, 15860070), (3, 10573380), (4, 7930035), (5, 6344028), (6, 5286690), (9, 3524460), (10, 3172014), (12, 2643345), (15, 2114676), (18, 1762230), (20, 1586007), (27, 1174820), (30, 1057338), (36, 881115), (45, 704892), (54, 587410), (60, 528669), (90, 352446), (108, 293705), (135, 234964), (180, 176223), (270, 117482), (540, 58741)]