138817680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578407}}^1$

素因数の和:578423

約数の個数: 40

約数和(自身を含む): 430335552

約数和(自身を除く): 291517872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578407, 1156814, 1735221, 2313628, 2892035, 3470442, 4627256, 5784070, 6940884, 8676105, 9254512, 11568140, 13881768, 17352210, 23136280, 27763536, 34704420, 46272560, 69408840, 138817680]

約数ペア:

[(1, 138817680), (2, 69408840), (3, 46272560), (4, 34704420), (5, 27763536), (6, 23136280), (8, 17352210), (10, 13881768), (12, 11568140), (15, 9254512), (16, 8676105), (20, 6940884), (24, 5784070), (30, 4627256), (40, 3470442), (48, 2892035), (60, 2313628), (80, 1735221), (120, 1156814), (240, 578407)]