51791160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2749}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 156420000

約数和(自身を除く): 104628840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2749, 3140, 3768, 4710, 5498, 6280, 8247, 9420, 10996, 13745, 16494, 18840, 21992, 27490, 32988, 41235, 54980, 65976, 82470, 109960, 164940, 329880, 431593, 863186, 1294779, 1726372, 2157965, 2589558, 3452744, 4315930, 5179116, 6473895, 8631860, 10358232, 12947790, 17263720, 25895580, 51791160]

約数ペア:

[(1, 51791160), (2, 25895580), (3, 17263720), (4, 12947790), (5, 10358232), (6, 8631860), (8, 6473895), (10, 5179116), (12, 4315930), (15, 3452744), (20, 2589558), (24, 2157965), (30, 1726372), (40, 1294779), (60, 863186), (120, 431593), (157, 329880), (314, 164940), (471, 109960), (628, 82470), (785, 65976), (942, 54980), (1256, 41235), (1570, 32988), (1884, 27490), (2355, 21992), (2749, 18840), (3140, 16494), (3768, 13745), (4710, 10996), (5498, 9420), (6280, 8247)]