289355280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1205647}}^1$

素因数の和:1205663

約数の個数: 40

約数和(自身を含む): 897002112

約数和(自身を除く): 607646832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1205647, 2411294, 3616941, 4822588, 6028235, 7233882, 9645176, 12056470, 14467764, 18084705, 19290352, 24112940, 28935528, 36169410, 48225880, 57871056, 72338820, 96451760, 144677640, 289355280]

約数ペア:

[(1, 289355280), (2, 144677640), (3, 96451760), (4, 72338820), (5, 57871056), (6, 48225880), (8, 36169410), (10, 28935528), (12, 24112940), (15, 19290352), (16, 18084705), (20, 14467764), (24, 12056470), (30, 9645176), (40, 7233882), (48, 6028235), (60, 4822588), (80, 3616941), (120, 2411294), (240, 1205647)]