131370840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{364919}}^1$

素因数の和:364936

約数の個数: 48

約数和(自身を含む): 426956400

約数和(自身を除く): 295585560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 364919, 729838, 1094757, 1459676, 1824595, 2189514, 2919352, 3284271, 3649190, 4379028, 5473785, 6568542, 7298380, 8758056, 10947570, 13137084, 14596760, 16421355, 21895140, 26274168, 32842710, 43790280, 65685420, 131370840]

約数ペア:

[(1, 131370840), (2, 65685420), (3, 43790280), (4, 32842710), (5, 26274168), (6, 21895140), (8, 16421355), (9, 14596760), (10, 13137084), (12, 10947570), (15, 8758056), (18, 7298380), (20, 6568542), (24, 5473785), (30, 4379028), (36, 3649190), (40, 3284271), (45, 2919352), (60, 2189514), (72, 1824595), (90, 1459676), (120, 1094757), (180, 729838), (360, 364919)]