156924880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{280223}}^1$

素因数の和:280243

約数の個数: 40

約数和(自身を含む): 416973312

約数和(自身を除く): 260048432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 280223, 560446, 1120892, 1401115, 1961561, 2241784, 2802230, 3923122, 4483568, 5604460, 7846244, 9807805, 11208920, 15692488, 19615610, 22417840, 31384976, 39231220, 78462440, 156924880]

約数ペア:

[(1, 156924880), (2, 78462440), (4, 39231220), (5, 31384976), (7, 22417840), (8, 19615610), (10, 15692488), (14, 11208920), (16, 9807805), (20, 7846244), (28, 5604460), (35, 4483568), (40, 3923122), (56, 2802230), (70, 2241784), (80, 1961561), (112, 1401115), (140, 1120892), (280, 560446), (560, 280223)]