208666320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{869443}}^1$

素因数の和:869459

約数の個数: 40

約数和(自身を含む): 646866336

約数和(自身を除く): 438200016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 869443, 1738886, 2608329, 3477772, 4347215, 5216658, 6955544, 8694430, 10433316, 13041645, 13911088, 17388860, 20866632, 26083290, 34777720, 41733264, 52166580, 69555440, 104333160, 208666320]

約数ペア:

[(1, 208666320), (2, 104333160), (3, 69555440), (4, 52166580), (5, 41733264), (6, 34777720), (8, 26083290), (10, 20866632), (12, 17388860), (15, 13911088), (16, 13041645), (20, 10433316), (24, 8694430), (30, 6955544), (40, 5216658), (48, 4347215), (60, 3477772), (80, 2608329), (120, 1738886), (240, 869443)]