205717320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63493}}^1$

素因数の和:63516

約数の個数: 80

約数和(自身を含む): 691449660

約数和(自身を除く): 485732340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 63493, 126986, 190479, 253972, 317465, 380958, 507944, 571437, 634930, 761916, 952395, 1142874, 1269860, 1523832, 1714311, 1904790, 2285748, 2539720, 2857185, 3428622, 3809580, 4571496, 5142933, 5714370, 6857244, 7619160, 8571555, 10285866, 11428740, 13714488, 17143110, 20571732, 22857480, 25714665, 34286220, 41143464, 51429330, 68572440, 102858660, 205717320]

約数ペア:

[(1, 205717320), (2, 102858660), (3, 68572440), (4, 51429330), (5, 41143464), (6, 34286220), (8, 25714665), (9, 22857480), (10, 20571732), (12, 17143110), (15, 13714488), (18, 11428740), (20, 10285866), (24, 8571555), (27, 7619160), (30, 6857244), (36, 5714370), (40, 5142933), (45, 4571496), (54, 3809580), (60, 3428622), (72, 2857185), (81, 2539720), (90, 2285748), (108, 1904790), (120, 1714311), (135, 1523832), (162, 1269860), (180, 1142874), (216, 952395), (270, 761916), (324, 634930), (360, 571437), (405, 507944), (540, 380958), (648, 317465), (810, 253972), (1080, 190479), (1620, 126986), (3240, 63493)]