208104660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{385379}}^1$

素因数の和:385397

約数の個数: 48

約数和(自身を含む): 647438400

約数和(自身を除く): 439333740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 385379, 770758, 1156137, 1541516, 1926895, 2312274, 3468411, 3853790, 4624548, 5780685, 6936822, 7707580, 10405233, 11561370, 13873644, 17342055, 20810466, 23122740, 34684110, 41620932, 52026165, 69368220, 104052330, 208104660]

約数ペア:

[(1, 208104660), (2, 104052330), (3, 69368220), (4, 52026165), (5, 41620932), (6, 34684110), (9, 23122740), (10, 20810466), (12, 17342055), (15, 13873644), (18, 11561370), (20, 10405233), (27, 7707580), (30, 6936822), (36, 5780685), (45, 4624548), (54, 3853790), (60, 3468411), (90, 2312274), (108, 1926895), (135, 1541516), (180, 1156137), (270, 770758), (540, 385379)]