256895640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{713599}}^1$

素因数の和:713616

約数の個数: 48

約数和(自身を含む): 834912000

約数和(自身を除く): 578016360

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, 713599, 1427198, 2140797, 2854396, 3567995, 4281594, 5708792, 6422391, 7135990, 8563188, 10703985, 12844782, 14271980, 17126376, 21407970, 25689564, 28543960, 32111955, 42815940, 51379128, 64223910, 85631880, 128447820, 256895640]

約数ペア:

[(1, 256895640), (2, 128447820), (3, 85631880), (4, 64223910), (5, 51379128), (6, 42815940), (8, 32111955), (9, 28543960), (10, 25689564), (12, 21407970), (15, 17126376), (18, 14271980), (20, 12844782), (24, 10703985), (30, 8563188), (36, 7135990), (40, 6422391), (45, 5708792), (60, 4281594), (72, 3567995), (90, 2854396), (120, 2140797), (180, 1427198), (360, 713599)]