64366440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2137}}^1$

素因数の和:2402

約数の個数: 64

約数和(自身を含む): 193959360

約数和(自身を除く): 129592920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2137, 2510, 3012, 3765, 4274, 5020, 6024, 6411, 7530, 8548, 10040, 10685, 12822, 15060, 17096, 21370, 25644, 30120, 32055, 42740, 51288, 64110, 85480, 128220, 256440, 536387, 1072774, 1609161, 2145548, 2681935, 3218322, 4291096, 5363870, 6436644, 8045805, 10727740, 12873288, 16091610, 21455480, 32183220, 64366440]

約数ペア:

[(1, 64366440), (2, 32183220), (3, 21455480), (4, 16091610), (5, 12873288), (6, 10727740), (8, 8045805), (10, 6436644), (12, 5363870), (15, 4291096), (20, 3218322), (24, 2681935), (30, 2145548), (40, 1609161), (60, 1072774), (120, 536387), (251, 256440), (502, 128220), (753, 85480), (1004, 64110), (1255, 51288), (1506, 42740), (2008, 32055), (2137, 30120), (2510, 25644), (3012, 21370), (3765, 17096), (4274, 15060), (5020, 12822), (6024, 10685), (6411, 10040), (7530, 8548)]