254339640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{706499}}^1$

素因数の和:706516

約数の個数: 48

約数和(自身を含む): 826605000

約数和(自身を除く): 572265360

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, 706499, 1412998, 2119497, 2825996, 3532495, 4238994, 5651992, 6358491, 7064990, 8477988, 10597485, 12716982, 14129980, 16955976, 21194970, 25433964, 28259960, 31792455, 42389940, 50867928, 63584910, 84779880, 127169820, 254339640]

約数ペア:

[(1, 254339640), (2, 127169820), (3, 84779880), (4, 63584910), (5, 50867928), (6, 42389940), (8, 31792455), (9, 28259960), (10, 25433964), (12, 21194970), (15, 16955976), (18, 14129980), (20, 12716982), (24, 10597485), (30, 8477988), (36, 7064990), (40, 6358491), (45, 5651992), (60, 4238994), (72, 3532495), (90, 2825996), (120, 2119497), (180, 1412998), (360, 706499)]