151760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 404736

約数和(自身を除く): 252976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 560, 1084, 1355, 1897, 2168, 2710, 3794, 4336, 5420, 7588, 9485, 10840, 15176, 18970, 21680, 30352, 37940, 75880, 151760]

約数ペア:

[(1, 151760), (2, 75880), (4, 37940), (5, 30352), (7, 21680), (8, 18970), (10, 15176), (14, 10840), (16, 9485), (20, 7588), (28, 5420), (35, 4336), (40, 3794), (56, 2710), (70, 2168), (80, 1897), (112, 1355), (140, 1084), (271, 560), (280, 542)]