213336840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1777807}}^1$

素因数の和:1777821

約数の個数: 32

約数和(自身を含む): 640010880

約数和(自身を除く): 426674040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1777807, 3555614, 5333421, 7111228, 8889035, 10666842, 14222456, 17778070, 21333684, 26667105, 35556140, 42667368, 53334210, 71112280, 106668420, 213336840]

約数ペア:

[(1, 213336840), (2, 106668420), (3, 71112280), (4, 53334210), (5, 42667368), (6, 35556140), (8, 26667105), (10, 21333684), (12, 17778070), (15, 14222456), (20, 10666842), (24, 8889035), (30, 7111228), (40, 5333421), (60, 3555614), (120, 1777807)]