320440500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71209}}^1$

素因数の和:71234

約数の個数: 72

約数和(自身を含む): 1010897160

約数和(自身を除く): 690456660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 71209, 142418, 213627, 284836, 356045, 427254, 640881, 712090, 854508, 1068135, 1281762, 1424180, 1780225, 2136270, 2563524, 3204405, 3560450, 4272540, 5340675, 6408810, 7120900, 8901125, 10681350, 12817620, 16022025, 17802250, 21362700, 26703375, 32044050, 35604500, 53406750, 64088100, 80110125, 106813500, 160220250, 320440500]

約数ペア:

[(1, 320440500), (2, 160220250), (3, 106813500), (4, 80110125), (5, 64088100), (6, 53406750), (9, 35604500), (10, 32044050), (12, 26703375), (15, 21362700), (18, 17802250), (20, 16022025), (25, 12817620), (30, 10681350), (36, 8901125), (45, 7120900), (50, 6408810), (60, 5340675), (75, 4272540), (90, 3560450), (100, 3204405), (125, 2563524), (150, 2136270), (180, 1780225), (225, 1424180), (250, 1281762), (300, 1068135), (375, 854508), (450, 712090), (500, 640881), (750, 427254), (900, 356045), (1125, 284836), (1500, 213627), (2250, 142418), (4500, 71209)]