18714120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{563}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 56445120

約数和(自身を除く): 37731000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 563, 831, 1108, 1126, 1385, 1662, 1689, 2216, 2252, 2770, 2815, 3324, 3378, 4155, 4504, 5540, 5630, 6648, 6756, 8310, 8445, 11080, 11260, 13512, 16620, 16890, 22520, 33240, 33780, 67560, 155951, 311902, 467853, 623804, 779755, 935706, 1247608, 1559510, 1871412, 2339265, 3119020, 3742824, 4678530, 6238040, 9357060, 18714120]

約数ペア:

[(1, 18714120), (2, 9357060), (3, 6238040), (4, 4678530), (5, 3742824), (6, 3119020), (8, 2339265), (10, 1871412), (12, 1559510), (15, 1247608), (20, 935706), (24, 779755), (30, 623804), (40, 467853), (60, 311902), (120, 155951), (277, 67560), (554, 33780), (563, 33240), (831, 22520), (1108, 16890), (1126, 16620), (1385, 13512), (1662, 11260), (1689, 11080), (2216, 8445), (2252, 8310), (2770, 6756), (2815, 6648), (3324, 5630), (3378, 5540), (4155, 4504)]