78178560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20359}}^1$

素因数の和:20383

約数の個数: 72

約数和(自身を含む): 249695040

約数和(自身を除く): 171516480

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20359, 40718, 61077, 81436, 101795, 122154, 162872, 203590, 244308, 305385, 325744, 407180, 488616, 610770, 651488, 814360, 977232, 1221540, 1302976, 1628720, 1954464, 2443080, 2605952, 3257440, 3908928, 4886160, 5211904, 6514880, 7817856, 9772320, 13029760, 15635712, 19544640, 26059520, 39089280, 78178560]

約数ペア:

[(1, 78178560), (2, 39089280), (3, 26059520), (4, 19544640), (5, 15635712), (6, 13029760), (8, 9772320), (10, 7817856), (12, 6514880), (15, 5211904), (16, 4886160), (20, 3908928), (24, 3257440), (30, 2605952), (32, 2443080), (40, 1954464), (48, 1628720), (60, 1302976), (64, 1221540), (80, 977232), (96, 814360), (120, 651488), (128, 610770), (160, 488616), (192, 407180), (240, 325744), (256, 305385), (320, 244308), (384, 203590), (480, 162872), (640, 122154), (768, 101795), (960, 81436), (1280, 61077), (1920, 40718), (3840, 20359)]