1385427840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{721577}}^1$

素因数の和:721599

約数の個数: 64

約数和(自身を含む): 4416057360

約数和(自身を除く): 3030629520

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, 320, 384, 480, 640, 960, 1920, 721577, 1443154, 2164731, 2886308, 3607885, 4329462, 5772616, 7215770, 8658924, 10823655, 11545232, 14431540, 17317848, 21647310, 23090464, 28863080, 34635696, 43294620, 46180928, 57726160, 69271392, 86589240, 92361856, 115452320, 138542784, 173178480, 230904640, 277085568, 346356960, 461809280, 692713920, 1385427840]

約数ペア:

[(1, 1385427840), (2, 692713920), (3, 461809280), (4, 346356960), (5, 277085568), (6, 230904640), (8, 173178480), (10, 138542784), (12, 115452320), (15, 92361856), (16, 86589240), (20, 69271392), (24, 57726160), (30, 46180928), (32, 43294620), (40, 34635696), (48, 28863080), (60, 23090464), (64, 21647310), (80, 17317848), (96, 14431540), (120, 11545232), (128, 10823655), (160, 8658924), (192, 7215770), (240, 5772616), (320, 4329462), (384, 3607885), (480, 2886308), (640, 2164731), (960, 1443154), (1920, 721577)]