128914560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{22381}}^1$

素因数の和:22406

約数の個数: 96

約数和(自身を含む): 445177980

約数和(自身を除く): 316263420

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, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 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, 2864768, 3222864, 3580960, 4028580, 4297152, 5371440, 6445728, 7161920, 8057160, 8594304, 10742880, 12891456, 14323840, 16114320, 21485760, 25782912, 32228640, 42971520, 64457280, 128914560]

約数ペア:

[(1, 128914560), (2, 64457280), (3, 42971520), (4, 32228640), (5, 25782912), (6, 21485760), (8, 16114320), (9, 14323840), (10, 12891456), (12, 10742880), (15, 8594304), (16, 8057160), (18, 7161920), (20, 6445728), (24, 5371440), (30, 4297152), (32, 4028580), (36, 3580960), (40, 3222864), (45, 2864768), (48, 2685720), (60, 2148576), (64, 2014290), (72, 1790480), (80, 1611432), (90, 1432384), (96, 1342860), (120, 1074288), (128, 1007145), (144, 895240), (160, 805716), (180, 716192), (192, 671430), (240, 537144), (288, 447620), (320, 402858), (360, 358096), (384, 335715), (480, 268572), (576, 223810), (640, 201429), (720, 179048), (960, 134286), (1152, 111905), (1440, 89524), (1920, 67143), (2880, 44762), (5760, 22381)]