256808280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2140069}}^1$

素因数の和:2140083

約数の個数: 32

約数和(自身を含む): 770425200

約数和(自身を除く): 513616920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2140069, 4280138, 6420207, 8560276, 10700345, 12840414, 17120552, 21400690, 25680828, 32101035, 42801380, 51361656, 64202070, 85602760, 128404140, 256808280]

約数ペア:

[(1, 256808280), (2, 128404140), (3, 85602760), (4, 64202070), (5, 51361656), (6, 42801380), (8, 32101035), (10, 25680828), (12, 21400690), (15, 17120552), (20, 12840414), (24, 10700345), (30, 8560276), (40, 6420207), (60, 4280138), (120, 2140069)]