20515200

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{2137}}^1$

素因数の和:2164

約数の個数: 96

約数和(自身を含む): 67603560

約数和(自身を除く): 47088360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 320, 384, 400, 480, 600, 640, 800, 960, 1200, 1600, 1920, 2137, 2400, 3200, 4274, 4800, 6411, 8548, 9600, 10685, 12822, 17096, 21370, 25644, 32055, 34192, 42740, 51288, 53425, 64110, 68384, 85480, 102576, 106850, 128220, 136768, 160275, 170960, 205152, 213700, 256440, 273536, 320550, 341920, 410304, 427400, 512880, 641100, 683840, 820608, 854800, 1025760, 1282200, 1367680, 1709600, 2051520, 2564400, 3419200, 4103040, 5128800, 6838400, 10257600, 20515200]

約数ペア:

[(1, 20515200), (2, 10257600), (3, 6838400), (4, 5128800), (5, 4103040), (6, 3419200), (8, 2564400), (10, 2051520), (12, 1709600), (15, 1367680), (16, 1282200), (20, 1025760), (24, 854800), (25, 820608), (30, 683840), (32, 641100), (40, 512880), (48, 427400), (50, 410304), (60, 341920), (64, 320550), (75, 273536), (80, 256440), (96, 213700), (100, 205152), (120, 170960), (128, 160275), (150, 136768), (160, 128220), (192, 106850), (200, 102576), (240, 85480), (300, 68384), (320, 64110), (384, 53425), (400, 51288), (480, 42740), (600, 34192), (640, 32055), (800, 25644), (960, 21370), (1200, 17096), (1600, 12822), (1920, 10685), (2137, 9600), (2400, 8548), (3200, 6411), (4274, 4800)]