257465760

素因数分解:

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

素因数の和:2406

約数の個数: 96

約数和(自身を含む): 814629312

約数和(自身を除く): 557163552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 251, 480, 502, 753, 1004, 1255, 1506, 2008, 2137, 2510, 3012, 3765, 4016, 4274, 5020, 6024, 6411, 7530, 8032, 8548, 10040, 10685, 12048, 12822, 15060, 17096, 20080, 21370, 24096, 25644, 30120, 32055, 34192, 40160, 42740, 51288, 60240, 64110, 68384, 85480, 102576, 120480, 128220, 170960, 205152, 256440, 341920, 512880, 536387, 1025760, 1072774, 1609161, 2145548, 2681935, 3218322, 4291096, 5363870, 6436644, 8045805, 8582192, 10727740, 12873288, 16091610, 17164384, 21455480, 25746576, 32183220, 42910960, 51493152, 64366440, 85821920, 128732880, 257465760]

約数ペア:

[(1, 257465760), (2, 128732880), (3, 85821920), (4, 64366440), (5, 51493152), (6, 42910960), (8, 32183220), (10, 25746576), (12, 21455480), (15, 17164384), (16, 16091610), (20, 12873288), (24, 10727740), (30, 8582192), (32, 8045805), (40, 6436644), (48, 5363870), (60, 4291096), (80, 3218322), (96, 2681935), (120, 2145548), (160, 1609161), (240, 1072774), (251, 1025760), (480, 536387), (502, 512880), (753, 341920), (1004, 256440), (1255, 205152), (1506, 170960), (2008, 128220), (2137, 120480), (2510, 102576), (3012, 85480), (3765, 68384), (4016, 64110), (4274, 60240), (5020, 51288), (6024, 42740), (6411, 40160), (7530, 34192), (8032, 32055), (8548, 30120), (10040, 25644), (10685, 24096), (12048, 21370), (12822, 20080), (15060, 17096)]