840487680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{72959}}^1$

素因数の和:72986

約数の個数: 108

約数和(自身を含む): 2908039680

約数和(自身を除く): 2067552000

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, 72959, 145918, 218877, 291836, 364795, 437754, 583672, 656631, 729590, 875508, 1094385, 1167344, 1313262, 1459180, 1751016, 2188770, 2334688, 2626524, 2918360, 3283155, 3502032, 4377540, 4669376, 5253048, 5836720, 6566310, 7004064, 8755080, 9338752, 10506096, 11673440, 13132620, 14008128, 17510160, 18677504, 21012192, 23346880, 26265240, 28016256, 35020320, 42024384, 46693760, 52530480, 56032512, 70040640, 84048768, 93387520, 105060960, 140081280, 168097536, 210121920, 280162560, 420243840, 840487680]

約数ペア:

[(1, 840487680), (2, 420243840), (3, 280162560), (4, 210121920), (5, 168097536), (6, 140081280), (8, 105060960), (9, 93387520), (10, 84048768), (12, 70040640), (15, 56032512), (16, 52530480), (18, 46693760), (20, 42024384), (24, 35020320), (30, 28016256), (32, 26265240), (36, 23346880), (40, 21012192), (45, 18677504), (48, 17510160), (60, 14008128), (64, 13132620), (72, 11673440), (80, 10506096), (90, 9338752), (96, 8755080), (120, 7004064), (128, 6566310), (144, 5836720), (160, 5253048), (180, 4669376), (192, 4377540), (240, 3502032), (256, 3283155), (288, 2918360), (320, 2626524), (360, 2334688), (384, 2188770), (480, 1751016), (576, 1459180), (640, 1313262), (720, 1167344), (768, 1094385), (960, 875508), (1152, 729590), (1280, 656631), (1440, 583672), (1920, 437754), (2304, 364795), (2880, 291836), (3840, 218877), (5760, 145918), (11520, 72959)]