157691280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657047}}^1$

素因数の和:657063

約数の個数: 40

約数和(自身を含む): 488843712

約数和(自身を除く): 331152432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657047, 1314094, 1971141, 2628188, 3285235, 3942282, 5256376, 6570470, 7884564, 9855705, 10512752, 13140940, 15769128, 19711410, 26281880, 31538256, 39422820, 52563760, 78845640, 157691280]

約数ペア:

[(1, 157691280), (2, 78845640), (3, 52563760), (4, 39422820), (5, 31538256), (6, 26281880), (8, 19711410), (10, 15769128), (12, 13140940), (15, 10512752), (16, 9855705), (20, 7884564), (24, 6570470), (30, 5256376), (40, 3942282), (48, 3285235), (60, 2628188), (80, 1971141), (120, 1314094), (240, 657047)]