128572770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{26293}}^1$

素因数の和:26466

約数の個数: 32

約数和(自身を含む): 310479552

約数和(自身を除く): 181906782

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4890, 26293, 52586, 78879, 131465, 157758, 262930, 394395, 788790, 4285759, 8571518, 12857277, 21428795, 25714554, 42857590, 64286385, 128572770]

約数ペア:

[(1, 128572770), (2, 64286385), (3, 42857590), (5, 25714554), (6, 21428795), (10, 12857277), (15, 8571518), (30, 4285759), (163, 788790), (326, 394395), (489, 262930), (815, 157758), (978, 131465), (1630, 78879), (2445, 52586), (4890, 26293)]