156640330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{203429}}^1$

素因数の和:203454

約数の個数: 32

約数和(自身を含む): 351527040

約数和(自身を除く): 194886710

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 203429, 406858, 1017145, 1424003, 2034290, 2237719, 2848006, 4475438, 7120015, 11188595, 14240030, 15664033, 22377190, 31328066, 78320165, 156640330]

約数ペア:

[(1, 156640330), (2, 78320165), (5, 31328066), (7, 22377190), (10, 15664033), (11, 14240030), (14, 11188595), (22, 7120015), (35, 4475438), (55, 2848006), (70, 2237719), (77, 2034290), (110, 1424003), (154, 1017145), (385, 406858), (770, 203429)]