128038320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19759}}^1$

素因数の和:19784

約数の個数: 100

約数和(自身を含む): 444718560

約数和(自身を除く): 316680240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 19759, 39518, 59277, 79036, 98795, 118554, 158072, 177831, 197590, 237108, 296385, 316144, 355662, 395180, 474216, 533493, 592770, 711324, 790360, 889155, 948432, 1066986, 1185540, 1422648, 1580720, 1600479, 1778310, 2133972, 2371080, 2667465, 2845296, 3200958, 3556620, 4267944, 4742160, 5334930, 6401916, 7113240, 8002395, 8535888, 10669860, 12803832, 14226480, 16004790, 21339720, 25607664, 32009580, 42679440, 64019160, 128038320]

約数ペア:

[(1, 128038320), (2, 64019160), (3, 42679440), (4, 32009580), (5, 25607664), (6, 21339720), (8, 16004790), (9, 14226480), (10, 12803832), (12, 10669860), (15, 8535888), (16, 8002395), (18, 7113240), (20, 6401916), (24, 5334930), (27, 4742160), (30, 4267944), (36, 3556620), (40, 3200958), (45, 2845296), (48, 2667465), (54, 2371080), (60, 2133972), (72, 1778310), (80, 1600479), (81, 1580720), (90, 1422648), (108, 1185540), (120, 1066986), (135, 948432), (144, 889155), (162, 790360), (180, 711324), (216, 592770), (240, 533493), (270, 474216), (324, 395180), (360, 355662), (405, 316144), (432, 296385), (540, 237108), (648, 197590), (720, 177831), (810, 158072), (1080, 118554), (1296, 98795), (1620, 79036), (2160, 59277), (3240, 39518), (6480, 19759)]