256280790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{88069}}^1$

素因数の和:88176

約数の個数: 32

約数和(自身を含む): 621421920

約数和(自身を除く): 365141130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 88069, 176138, 264207, 440345, 528414, 880690, 1321035, 2642070, 8542693, 17085386, 25628079, 42713465, 51256158, 85426930, 128140395, 256280790]

約数ペア:

[(1, 256280790), (2, 128140395), (3, 85426930), (5, 51256158), (6, 42713465), (10, 25628079), (15, 17085386), (30, 8542693), (97, 2642070), (194, 1321035), (291, 880690), (485, 528414), (582, 440345), (970, 264207), (1455, 176138), (2910, 88069)]