80605440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6997}}^1$

素因数の和:7024

約数の個数: 108

約数和(自身を含む): 278926284

約数和(自身を除く): 198320844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6997, 11520, 13994, 20991, 27988, 34985, 41982, 55976, 62973, 69970, 83964, 104955, 111952, 125946, 139940, 167928, 209910, 223904, 251892, 279880, 314865, 335856, 419820, 447808, 503784, 559760, 629730, 671712, 839640, 895616, 1007568, 1119520, 1259460, 1343424, 1679280, 1791232, 2015136, 2239040, 2518920, 2686848, 3358560, 4030272, 4478080, 5037840, 5373696, 6717120, 8060544, 8956160, 10075680, 13434240, 16121088, 20151360, 26868480, 40302720, 80605440]

約数ペア:

[(1, 80605440), (2, 40302720), (3, 26868480), (4, 20151360), (5, 16121088), (6, 13434240), (8, 10075680), (9, 8956160), (10, 8060544), (12, 6717120), (15, 5373696), (16, 5037840), (18, 4478080), (20, 4030272), (24, 3358560), (30, 2686848), (32, 2518920), (36, 2239040), (40, 2015136), (45, 1791232), (48, 1679280), (60, 1343424), (64, 1259460), (72, 1119520), (80, 1007568), (90, 895616), (96, 839640), (120, 671712), (128, 629730), (144, 559760), (160, 503784), (180, 447808), (192, 419820), (240, 335856), (256, 314865), (288, 279880), (320, 251892), (360, 223904), (384, 209910), (480, 167928), (576, 139940), (640, 125946), (720, 111952), (768, 104955), (960, 83964), (1152, 69970), (1280, 62973), (1440, 55976), (1920, 41982), (2304, 34985), (2880, 27988), (3840, 20991), (5760, 13994), (6997, 11520)]