256145970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{502247}}^1$

素因数の和:502274

約数の個数: 32

約数和(自身を含む): 650913408

約数和(自身を除く): 394767438

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 502247, 1004494, 1506741, 2511235, 3013482, 5022470, 7533705, 8538199, 15067410, 17076398, 25614597, 42690995, 51229194, 85381990, 128072985, 256145970]

約数ペア:

[(1, 256145970), (2, 128072985), (3, 85381990), (5, 51229194), (6, 42690995), (10, 25614597), (15, 17076398), (17, 15067410), (30, 8538199), (34, 7533705), (51, 5022470), (85, 3013482), (102, 2511235), (170, 1506741), (255, 1004494), (510, 502247)]