76142920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271939}}^1$

素因数の和:271957

約数の個数: 32

約数和(自身を含む): 195796800

約数和(自身を除く): 119653880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 271939, 543878, 1087756, 1359695, 1903573, 2175512, 2719390, 3807146, 5438780, 7614292, 9517865, 10877560, 15228584, 19035730, 38071460, 76142920]

約数ペア:

[(1, 76142920), (2, 38071460), (4, 19035730), (5, 15228584), (7, 10877560), (8, 9517865), (10, 7614292), (14, 5438780), (20, 3807146), (28, 2719390), (35, 2175512), (40, 1903573), (56, 1359695), (70, 1087756), (140, 543878), (280, 271939)]