388995840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{33767}}^1$

素因数の和:33794

約数の個数: 108

約数和(自身を含む): 1345924944

約数和(自身を除く): 956929104

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, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 33767, 67534, 101301, 135068, 168835, 202602, 270136, 303903, 337670, 405204, 506505, 540272, 607806, 675340, 810408, 1013010, 1080544, 1215612, 1350680, 1519515, 1620816, 2026020, 2161088, 2431224, 2701360, 3039030, 3241632, 4052040, 4322176, 4862448, 5402720, 6078060, 6483264, 8104080, 8644352, 9724896, 10805440, 12156120, 12966528, 16208160, 19449792, 21610880, 24312240, 25933056, 32416320, 38899584, 43221760, 48624480, 64832640, 77799168, 97248960, 129665280, 194497920, 388995840]

約数ペア:

[(1, 388995840), (2, 194497920), (3, 129665280), (4, 97248960), (5, 77799168), (6, 64832640), (8, 48624480), (9, 43221760), (10, 38899584), (12, 32416320), (15, 25933056), (16, 24312240), (18, 21610880), (20, 19449792), (24, 16208160), (30, 12966528), (32, 12156120), (36, 10805440), (40, 9724896), (45, 8644352), (48, 8104080), (60, 6483264), (64, 6078060), (72, 5402720), (80, 4862448), (90, 4322176), (96, 4052040), (120, 3241632), (128, 3039030), (144, 2701360), (160, 2431224), (180, 2161088), (192, 2026020), (240, 1620816), (256, 1519515), (288, 1350680), (320, 1215612), (360, 1080544), (384, 1013010), (480, 810408), (576, 675340), (640, 607806), (720, 540272), (768, 506505), (960, 405204), (1152, 337670), (1280, 303903), (1440, 270136), (1920, 202602), (2304, 168835), (2880, 135068), (3840, 101301), (5760, 67534), (11520, 33767)]