209220420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151609}}^1$

素因数の和:151644

約数の個数: 48

約数和(自身を含む): 611291520

約数和(自身を除く): 402071100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 151609, 303218, 454827, 606436, 758045, 909654, 1516090, 1819308, 2274135, 3032180, 3487007, 4548270, 6974014, 9096540, 10461021, 13948028, 17435035, 20922042, 34870070, 41844084, 52305105, 69740140, 104610210, 209220420]

約数ペア:

[(1, 209220420), (2, 104610210), (3, 69740140), (4, 52305105), (5, 41844084), (6, 34870070), (10, 20922042), (12, 17435035), (15, 13948028), (20, 10461021), (23, 9096540), (30, 6974014), (46, 4548270), (60, 3487007), (69, 3032180), (92, 2274135), (115, 1819308), (138, 1516090), (230, 909654), (276, 758045), (345, 606436), (460, 454827), (690, 303218), (1380, 151609)]