157760280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{438223}}^1$

素因数の和:438240

約数の個数: 48

約数和(自身を含む): 512722080

約数和(自身を除く): 354961800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 438223, 876446, 1314669, 1752892, 2191115, 2629338, 3505784, 3944007, 4382230, 5258676, 6573345, 7888014, 8764460, 10517352, 13146690, 15776028, 17528920, 19720035, 26293380, 31552056, 39440070, 52586760, 78880140, 157760280]

約数ペア:

[(1, 157760280), (2, 78880140), (3, 52586760), (4, 39440070), (5, 31552056), (6, 26293380), (8, 19720035), (9, 17528920), (10, 15776028), (12, 13146690), (15, 10517352), (18, 8764460), (20, 7888014), (24, 6573345), (30, 5258676), (36, 4382230), (40, 3944007), (45, 3505784), (60, 2629338), (72, 2191115), (90, 1752892), (120, 1314669), (180, 876446), (360, 438223)]