840170916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{6481}}^1$

素因数の和:6781

約数の個数: 72

約数和(自身を含む): 2295742904

約数和(自身を除く): 1455571988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 277, 468, 554, 831, 1108, 1662, 2493, 3324, 3601, 4986, 6481, 7202, 9972, 10803, 12962, 14404, 19443, 21606, 25924, 32409, 38886, 43212, 58329, 64818, 77772, 84253, 116658, 129636, 168506, 233316, 252759, 337012, 505518, 758277, 1011036, 1516554, 1795237, 3033108, 3590474, 5385711, 7180948, 10771422, 16157133, 21542844, 23338081, 32314266, 46676162, 64628532, 70014243, 93352324, 140028486, 210042729, 280056972, 420085458, 840170916]

約数ペア:

[(1, 840170916), (2, 420085458), (3, 280056972), (4, 210042729), (6, 140028486), (9, 93352324), (12, 70014243), (13, 64628532), (18, 46676162), (26, 32314266), (36, 23338081), (39, 21542844), (52, 16157133), (78, 10771422), (117, 7180948), (156, 5385711), (234, 3590474), (277, 3033108), (468, 1795237), (554, 1516554), (831, 1011036), (1108, 758277), (1662, 505518), (2493, 337012), (3324, 252759), (3601, 233316), (4986, 168506), (6481, 129636), (7202, 116658), (9972, 84253), (10803, 77772), (12962, 64818), (14404, 58329), (19443, 43212), (21606, 38886), (25924, 32409)]