64457280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{22381}}^1$

素因数の和:22404

約数の個数: 84

約数和(自身を含む): 221716092

約数和(自身を除く): 157258812

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 22381, 44762, 67143, 89524, 111905, 134286, 179048, 201429, 223810, 268572, 335715, 358096, 402858, 447620, 537144, 671430, 716192, 805716, 895240, 1007145, 1074288, 1342860, 1432384, 1611432, 1790480, 2014290, 2148576, 2685720, 3222864, 3580960, 4028580, 4297152, 5371440, 6445728, 7161920, 8057160, 10742880, 12891456, 16114320, 21485760, 32228640, 64457280]

約数ペア:

[(1, 64457280), (2, 32228640), (3, 21485760), (4, 16114320), (5, 12891456), (6, 10742880), (8, 8057160), (9, 7161920), (10, 6445728), (12, 5371440), (15, 4297152), (16, 4028580), (18, 3580960), (20, 3222864), (24, 2685720), (30, 2148576), (32, 2014290), (36, 1790480), (40, 1611432), (45, 1432384), (48, 1342860), (60, 1074288), (64, 1007145), (72, 895240), (80, 805716), (90, 716192), (96, 671430), (120, 537144), (144, 447620), (160, 402858), (180, 358096), (192, 335715), (240, 268572), (288, 223810), (320, 201429), (360, 179048), (480, 134286), (576, 111905), (720, 89524), (960, 67143), (1440, 44762), (2880, 22381)]