164986320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{687443}}^1$

素因数の和:687459

約数の個数: 40

約数和(自身を含む): 511458336

約数和(自身を除く): 346472016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 687443, 1374886, 2062329, 2749772, 3437215, 4124658, 5499544, 6874430, 8249316, 10311645, 10999088, 13748860, 16498632, 20623290, 27497720, 32997264, 41246580, 54995440, 82493160, 164986320]

約数ペア:

[(1, 164986320), (2, 82493160), (3, 54995440), (4, 41246580), (5, 32997264), (6, 27497720), (8, 20623290), (10, 16498632), (12, 13748860), (15, 10999088), (16, 10311645), (20, 8249316), (24, 6874430), (30, 5499544), (40, 4124658), (48, 3437215), (60, 2749772), (80, 2062329), (120, 1374886), (240, 687443)]