80651520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{7001}}^1$

素因数の和:7028

約数の個数: 108

約数和(自身を含む): 279085716

約数和(自身を除く): 198434196

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, 7001, 11520, 14002, 21003, 28004, 35005, 42006, 56008, 63009, 70010, 84012, 105015, 112016, 126018, 140020, 168024, 210030, 224032, 252036, 280040, 315045, 336048, 420060, 448064, 504072, 560080, 630090, 672096, 840120, 896128, 1008144, 1120160, 1260180, 1344192, 1680240, 1792256, 2016288, 2240320, 2520360, 2688384, 3360480, 4032576, 4480640, 5040720, 5376768, 6720960, 8065152, 8961280, 10081440, 13441920, 16130304, 20162880, 26883840, 40325760, 80651520]

約数ペア:

[(1, 80651520), (2, 40325760), (3, 26883840), (4, 20162880), (5, 16130304), (6, 13441920), (8, 10081440), (9, 8961280), (10, 8065152), (12, 6720960), (15, 5376768), (16, 5040720), (18, 4480640), (20, 4032576), (24, 3360480), (30, 2688384), (32, 2520360), (36, 2240320), (40, 2016288), (45, 1792256), (48, 1680240), (60, 1344192), (64, 1260180), (72, 1120160), (80, 1008144), (90, 896128), (96, 840120), (120, 672096), (128, 630090), (144, 560080), (160, 504072), (180, 448064), (192, 420060), (240, 336048), (256, 315045), (288, 280040), (320, 252036), (360, 224032), (384, 210030), (480, 168024), (576, 140020), (640, 126018), (720, 112016), (768, 105015), (960, 84012), (1152, 70010), (1280, 63009), (1440, 56008), (1920, 42006), (2304, 35005), (2880, 28004), (3840, 21003), (5760, 14002), (7001, 11520)]