201207420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1117819}}^1$

素因数の和:1117834

約数の個数: 36

約数和(自身を含む): 610329720

約数和(自身を除く): 409122300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1117819, 2235638, 3353457, 4471276, 5589095, 6706914, 10060371, 11178190, 13413828, 16767285, 20120742, 22356380, 33534570, 40241484, 50301855, 67069140, 100603710, 201207420]

約数ペア:

[(1, 201207420), (2, 100603710), (3, 67069140), (4, 50301855), (5, 40241484), (6, 33534570), (9, 22356380), (10, 20120742), (12, 16767285), (15, 13413828), (18, 11178190), (20, 10060371), (30, 6706914), (36, 5589095), (45, 4471276), (60, 3353457), (90, 2235638), (180, 1117819)]