390056640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{406309}}^1$

素因数の和:406329

約数の個数: 56

約数和(自身を含む): 1238432880

約数和(自身を除く): 848376240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 406309, 812618, 1218927, 1625236, 2031545, 2437854, 3250472, 4063090, 4875708, 6094635, 6500944, 8126180, 9751416, 12189270, 13001888, 16252360, 19502832, 24378540, 26003776, 32504720, 39005664, 48757080, 65009440, 78011328, 97514160, 130018880, 195028320, 390056640]

約数ペア:

[(1, 390056640), (2, 195028320), (3, 130018880), (4, 97514160), (5, 78011328), (6, 65009440), (8, 48757080), (10, 39005664), (12, 32504720), (15, 26003776), (16, 24378540), (20, 19502832), (24, 16252360), (30, 13001888), (32, 12189270), (40, 9751416), (48, 8126180), (60, 6500944), (64, 6094635), (80, 4875708), (96, 4063090), (120, 3250472), (160, 2437854), (192, 2031545), (240, 1625236), (320, 1218927), (480, 812618), (960, 406309)]