71315460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396197}}^1$

素因数の和:396212

約数の個数: 36

約数和(自身を含む): 216324108

約数和(自身を除く): 145008648

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396197, 792394, 1188591, 1584788, 1980985, 2377182, 3565773, 3961970, 4754364, 5942955, 7131546, 7923940, 11885910, 14263092, 17828865, 23771820, 35657730, 71315460]

約数ペア:

[(1, 71315460), (2, 35657730), (3, 23771820), (4, 17828865), (5, 14263092), (6, 11885910), (9, 7923940), (10, 7131546), (12, 5942955), (15, 4754364), (18, 3961970), (20, 3565773), (30, 2377182), (36, 1980985), (45, 1584788), (60, 1188591), (90, 792394), (180, 396197)]