247581960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47981}}^1$

素因数の和:48038

約数の個数: 64

約数和(自身を含む): 760034880

約数和(自身を除く): 512452920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 47981, 95962, 143943, 191924, 239905, 287886, 383848, 479810, 575772, 719715, 959620, 1151544, 1439430, 1919240, 2063183, 2878860, 4126366, 5757720, 6189549, 8252732, 10315915, 12379098, 16505464, 20631830, 24758196, 30947745, 41263660, 49516392, 61895490, 82527320, 123790980, 247581960]

約数ペア:

[(1, 247581960), (2, 123790980), (3, 82527320), (4, 61895490), (5, 49516392), (6, 41263660), (8, 30947745), (10, 24758196), (12, 20631830), (15, 16505464), (20, 12379098), (24, 10315915), (30, 8252732), (40, 6189549), (43, 5757720), (60, 4126366), (86, 2878860), (120, 2063183), (129, 1919240), (172, 1439430), (215, 1151544), (258, 959620), (344, 719715), (430, 575772), (516, 479810), (645, 383848), (860, 287886), (1032, 239905), (1290, 191924), (1720, 143943), (2580, 95962), (5160, 47981)]