326926040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{166799}}^1$

素因数の和:166824

約数の個数: 48

約数和(自身を含む): 855684000

約数和(自身を除く): 528757960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 166799, 333598, 667196, 833995, 1167593, 1334392, 1667990, 2335186, 3335980, 4670372, 5837965, 6671960, 8173151, 9340744, 11675930, 16346302, 23351860, 32692604, 40865755, 46703720, 65385208, 81731510, 163463020, 326926040]

約数ペア:

[(1, 326926040), (2, 163463020), (4, 81731510), (5, 65385208), (7, 46703720), (8, 40865755), (10, 32692604), (14, 23351860), (20, 16346302), (28, 11675930), (35, 9340744), (40, 8173151), (49, 6671960), (56, 5837965), (70, 4670372), (98, 3335980), (140, 2335186), (196, 1667990), (245, 1334392), (280, 1167593), (392, 833995), (490, 667196), (980, 333598), (1960, 166799)]