208752840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{579869}}^1$

素因数の和:579886

約数の個数: 48

約数和(自身を含む): 678447900

約数和(自身を除く): 469695060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 579869, 1159738, 1739607, 2319476, 2899345, 3479214, 4638952, 5218821, 5798690, 6958428, 8698035, 10437642, 11597380, 13916856, 17396070, 20875284, 23194760, 26094105, 34792140, 41750568, 52188210, 69584280, 104376420, 208752840]

約数ペア:

[(1, 208752840), (2, 104376420), (3, 69584280), (4, 52188210), (5, 41750568), (6, 34792140), (8, 26094105), (9, 23194760), (10, 20875284), (12, 17396070), (15, 13916856), (18, 11597380), (20, 10437642), (24, 8698035), (30, 6958428), (36, 5798690), (40, 5218821), (45, 4638952), (60, 3479214), (72, 2899345), (90, 2319476), (120, 1739607), (180, 1159738), (360, 579869)]