131687280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{182899}}^1$

素因数の和:182918

約数の個数: 60

約数和(自身を含む): 442252200

約数和(自身を除く): 310564920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 182899, 365798, 548697, 731596, 914495, 1097394, 1463192, 1646091, 1828990, 2194788, 2743485, 2926384, 3292182, 3657980, 4389576, 5486970, 6584364, 7315960, 8230455, 8779152, 10973940, 13168728, 14631920, 16460910, 21947880, 26337456, 32921820, 43895760, 65843640, 131687280]

約数ペア:

[(1, 131687280), (2, 65843640), (3, 43895760), (4, 32921820), (5, 26337456), (6, 21947880), (8, 16460910), (9, 14631920), (10, 13168728), (12, 10973940), (15, 8779152), (16, 8230455), (18, 7315960), (20, 6584364), (24, 5486970), (30, 4389576), (36, 3657980), (40, 3292182), (45, 2926384), (48, 2743485), (60, 2194788), (72, 1828990), (80, 1646091), (90, 1463192), (120, 1097394), (144, 914495), (180, 731596), (240, 548697), (360, 365798), (720, 182899)]