19701600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8209}}^1$

素因数の和:8232

約数の個数: 72

約数和(自身を含む): 64136520

約数和(自身を除く): 44434920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8209, 16418, 24627, 32836, 41045, 49254, 65672, 82090, 98508, 123135, 131344, 164180, 197016, 205225, 246270, 262688, 328360, 394032, 410450, 492540, 615675, 656720, 788064, 820900, 985080, 1231350, 1313440, 1641800, 1970160, 2462700, 3283600, 3940320, 4925400, 6567200, 9850800, 19701600]

約数ペア:

[(1, 19701600), (2, 9850800), (3, 6567200), (4, 4925400), (5, 3940320), (6, 3283600), (8, 2462700), (10, 1970160), (12, 1641800), (15, 1313440), (16, 1231350), (20, 985080), (24, 820900), (25, 788064), (30, 656720), (32, 615675), (40, 492540), (48, 410450), (50, 394032), (60, 328360), (75, 262688), (80, 246270), (96, 205225), (100, 197016), (120, 164180), (150, 131344), (160, 123135), (200, 98508), (240, 82090), (300, 65672), (400, 49254), (480, 41045), (600, 32836), (800, 24627), (1200, 16418), (2400, 8209)]