171248560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{977}}^1$

素因数の和:1310

約数の個数: 80

約数和(自身を含む): 456952896

約数和(自身を除く): 285704336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 313, 560, 626, 977, 1252, 1565, 1954, 2191, 2504, 3130, 3908, 4382, 4885, 5008, 6260, 6839, 7816, 8764, 9770, 10955, 12520, 13678, 15632, 17528, 19540, 21910, 25040, 27356, 34195, 35056, 39080, 43820, 54712, 68390, 78160, 87640, 109424, 136780, 175280, 273560, 305801, 547120, 611602, 1223204, 1529005, 2140607, 2446408, 3058010, 4281214, 4892816, 6116020, 8562428, 10703035, 12232040, 17124856, 21406070, 24464080, 34249712, 42812140, 85624280, 171248560]

約数ペア:

[(1, 171248560), (2, 85624280), (4, 42812140), (5, 34249712), (7, 24464080), (8, 21406070), (10, 17124856), (14, 12232040), (16, 10703035), (20, 8562428), (28, 6116020), (35, 4892816), (40, 4281214), (56, 3058010), (70, 2446408), (80, 2140607), (112, 1529005), (140, 1223204), (280, 611602), (313, 547120), (560, 305801), (626, 273560), (977, 175280), (1252, 136780), (1565, 109424), (1954, 87640), (2191, 78160), (2504, 68390), (3130, 54712), (3908, 43820), (4382, 39080), (4885, 35056), (5008, 34195), (6260, 27356), (6839, 25040), (7816, 21910), (8764, 19540), (9770, 17528), (10955, 15632), (12520, 13678)]