156280880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{279073}}^1$

素因数の和:279093

約数の個数: 40

約数和(自身を含む): 415262112

約数和(自身を除く): 258981232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 279073, 558146, 1116292, 1395365, 1953511, 2232584, 2790730, 3907022, 4465168, 5581460, 7814044, 9767555, 11162920, 15628088, 19535110, 22325840, 31256176, 39070220, 78140440, 156280880]

約数ペア:

[(1, 156280880), (2, 78140440), (4, 39070220), (5, 31256176), (7, 22325840), (8, 19535110), (10, 15628088), (14, 11162920), (16, 9767555), (20, 7814044), (28, 5581460), (35, 4465168), (40, 3907022), (56, 2790730), (70, 2232584), (80, 1953511), (112, 1395365), (140, 1116292), (280, 558146), (560, 279073)]