257536320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{268267}}^1$

素因数の和:268287

約数の個数: 56

約数和(自身を含む): 817680864

約数和(自身を除く): 560144544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 268267, 536534, 804801, 1073068, 1341335, 1609602, 2146136, 2682670, 3219204, 4024005, 4292272, 5365340, 6438408, 8048010, 8584544, 10730680, 12876816, 16096020, 17169088, 21461360, 25753632, 32192040, 42922720, 51507264, 64384080, 85845440, 128768160, 257536320]

約数ペア:

[(1, 257536320), (2, 128768160), (3, 85845440), (4, 64384080), (5, 51507264), (6, 42922720), (8, 32192040), (10, 25753632), (12, 21461360), (15, 17169088), (16, 16096020), (20, 12876816), (24, 10730680), (30, 8584544), (32, 8048010), (40, 6438408), (48, 5365340), (60, 4292272), (64, 4024005), (80, 3219204), (96, 2682670), (120, 2146136), (160, 1609602), (192, 1341335), (240, 1073068), (320, 804801), (480, 536534), (960, 268267)]