78812040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2371}}^1$

素因数の和:2662

約数の個数: 64

約数和(自身を含む): 237389760

約数和(自身を除く): 158577720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 1108, 1385, 1662, 2216, 2371, 2770, 3324, 4155, 4742, 5540, 6648, 7113, 8310, 9484, 11080, 11855, 14226, 16620, 18968, 23710, 28452, 33240, 35565, 47420, 56904, 71130, 94840, 142260, 284520, 656767, 1313534, 1970301, 2627068, 3283835, 3940602, 5254136, 6567670, 7881204, 9851505, 13135340, 15762408, 19703010, 26270680, 39406020, 78812040]

約数ペア:

[(1, 78812040), (2, 39406020), (3, 26270680), (4, 19703010), (5, 15762408), (6, 13135340), (8, 9851505), (10, 7881204), (12, 6567670), (15, 5254136), (20, 3940602), (24, 3283835), (30, 2627068), (40, 1970301), (60, 1313534), (120, 656767), (277, 284520), (554, 142260), (831, 94840), (1108, 71130), (1385, 56904), (1662, 47420), (2216, 35565), (2371, 33240), (2770, 28452), (3324, 23710), (4155, 18968), (4742, 16620), (5540, 14226), (6648, 11855), (7113, 11080), (8310, 9484)]