51640740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 163924992

約数和(自身を除く): 112284252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 162, 180, 251, 254, 270, 324, 381, 405, 502, 508, 540, 635, 753, 762, 810, 1004, 1143, 1255, 1270, 1506, 1524, 1620, 1905, 2259, 2286, 2510, 2540, 3012, 3429, 3765, 3810, 4518, 4572, 5020, 5715, 6777, 6858, 7530, 7620, 9036, 10287, 11295, 11430, 13554, 13716, 15060, 17145, 20331, 20574, 22590, 22860, 27108, 31877, 33885, 34290, 40662, 41148, 45180, 51435, 63754, 67770, 68580, 81324, 95631, 101655, 102870, 127508, 135540, 159385, 191262, 203310, 205740, 286893, 318770, 382524, 406620, 478155, 573786, 637540, 860679, 956310, 1147572, 1434465, 1721358, 1912620, 2582037, 2868930, 3442716, 4303395, 5164074, 5737860, 8606790, 10328148, 12910185, 17213580, 25820370, 51640740]

約数ペア:

[(1, 51640740), (2, 25820370), (3, 17213580), (4, 12910185), (5, 10328148), (6, 8606790), (9, 5737860), (10, 5164074), (12, 4303395), (15, 3442716), (18, 2868930), (20, 2582037), (27, 1912620), (30, 1721358), (36, 1434465), (45, 1147572), (54, 956310), (60, 860679), (81, 637540), (90, 573786), (108, 478155), (127, 406620), (135, 382524), (162, 318770), (180, 286893), (251, 205740), (254, 203310), (270, 191262), (324, 159385), (381, 135540), (405, 127508), (502, 102870), (508, 101655), (540, 95631), (635, 81324), (753, 68580), (762, 67770), (810, 63754), (1004, 51435), (1143, 45180), (1255, 41148), (1270, 40662), (1506, 34290), (1524, 33885), (1620, 31877), (1905, 27108), (2259, 22860), (2286, 22590), (2510, 20574), (2540, 20331), (3012, 17145), (3429, 15060), (3765, 13716), (3810, 13554), (4518, 11430), (4572, 11295), (5020, 10287), (5715, 9036), (6777, 7620), (6858, 7530)]