201639420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1120219}}^1$

素因数の和:1120234

約数の個数: 36

約数和(自身を含む): 611640120

約数和(自身を除く): 410000700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1120219, 2240438, 3360657, 4480876, 5601095, 6721314, 10081971, 11202190, 13442628, 16803285, 20163942, 22404380, 33606570, 40327884, 50409855, 67213140, 100819710, 201639420]

約数ペア:

[(1, 201639420), (2, 100819710), (3, 67213140), (4, 50409855), (5, 40327884), (6, 33606570), (9, 22404380), (10, 20163942), (12, 16803285), (15, 13442628), (18, 11202190), (20, 10081971), (30, 6721314), (36, 5601095), (45, 4480876), (60, 3360657), (90, 2240438), (180, 1120219)]