256379106960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{39564677}}^1$

素因数の和:39564702

約数の個数: 100

約数和(自身を含む): 890442643068

約数和(自身を除く): 634063536108

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, 39564677, 79129354, 118694031, 158258708, 197823385, 237388062, 316517416, 356082093, 395646770, 474776124, 593470155, 633034832, 712164186, 791293540, 949552248, 1068246279, 1186940310, 1424328372, 1582587080, 1780410465, 1899104496, 2136492558, 2373880620, 2848656744, 3165174160, 3204738837, 3560820930, 4272985116, 4747761240, 5341231395, 5697313488, 6409477674, 7121641860, 8545970232, 9495522480, 10682462790, 12818955348, 14243283720, 16023694185, 17091940464, 21364925580, 25637910696, 28486567440, 32047388370, 42729851160, 51275821392, 64094776740, 85459702320, 128189553480, 256379106960]

約数ペア:

[(1, 256379106960), (2, 128189553480), (3, 85459702320), (4, 64094776740), (5, 51275821392), (6, 42729851160), (8, 32047388370), (9, 28486567440), (10, 25637910696), (12, 21364925580), (15, 17091940464), (16, 16023694185), (18, 14243283720), (20, 12818955348), (24, 10682462790), (27, 9495522480), (30, 8545970232), (36, 7121641860), (40, 6409477674), (45, 5697313488), (48, 5341231395), (54, 4747761240), (60, 4272985116), (72, 3560820930), (80, 3204738837), (81, 3165174160), (90, 2848656744), (108, 2373880620), (120, 2136492558), (135, 1899104496), (144, 1780410465), (162, 1582587080), (180, 1424328372), (216, 1186940310), (240, 1068246279), (270, 949552248), (324, 791293540), (360, 712164186), (405, 633034832), (432, 593470155), (540, 474776124), (648, 395646770), (720, 356082093), (810, 316517416), (1080, 237388062), (1296, 197823385), (1620, 158258708), (2160, 118694031), (3240, 79129354), (6480, 39564677)]