220675860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{408659}}^1$

素因数の和:408677

約数の個数: 48

約数和(自身を含む): 686548800

約数和(自身を除く): 465872940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 408659, 817318, 1225977, 1634636, 2043295, 2451954, 3677931, 4086590, 4903908, 6129885, 7355862, 8173180, 11033793, 12259770, 14711724, 18389655, 22067586, 24519540, 36779310, 44135172, 55168965, 73558620, 110337930, 220675860]

約数ペア:

[(1, 220675860), (2, 110337930), (3, 73558620), (4, 55168965), (5, 44135172), (6, 36779310), (9, 24519540), (10, 22067586), (12, 18389655), (15, 14711724), (18, 12259770), (20, 11033793), (27, 8173180), (30, 7355862), (36, 6129885), (45, 4903908), (54, 4086590), (60, 3677931), (90, 2451954), (108, 2043295), (135, 1634636), (180, 1225977), (270, 817318), (540, 408659)]