243500660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30211}}^1$

素因数の和:30264

約数の個数: 48

約数和(自身を含む): 568468992

約数和(自身を除く): 324968332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 30211, 60422, 120844, 151055, 302110, 392743, 604220, 785486, 936541, 1570972, 1873082, 1963715, 3746164, 3927430, 4682705, 7854860, 9365410, 12175033, 18730820, 24350066, 48700132, 60875165, 121750330, 243500660]

約数ペア:

[(1, 243500660), (2, 121750330), (4, 60875165), (5, 48700132), (10, 24350066), (13, 18730820), (20, 12175033), (26, 9365410), (31, 7854860), (52, 4682705), (62, 3927430), (65, 3746164), (124, 1963715), (130, 1873082), (155, 1570972), (260, 936541), (310, 785486), (403, 604220), (620, 392743), (806, 302110), (1612, 151055), (2015, 120844), (4030, 60422), (8060, 30211)]