7781340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 25288704

約数和(自身を除く): 17507364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 191, 194, 210, 291, 382, 388, 420, 485, 573, 582, 679, 764, 955, 970, 1146, 1164, 1337, 1358, 1455, 1910, 1940, 2037, 2292, 2674, 2716, 2865, 2910, 3395, 3820, 4011, 4074, 5348, 5730, 5820, 6685, 6790, 8022, 8148, 10185, 11460, 13370, 13580, 16044, 18527, 20055, 20370, 26740, 37054, 40110, 40740, 55581, 74108, 80220, 92635, 111162, 129689, 185270, 222324, 259378, 277905, 370540, 389067, 518756, 555810, 648445, 778134, 1111620, 1296890, 1556268, 1945335, 2593780, 3890670, 7781340]

約数ペア:

[(1, 7781340), (2, 3890670), (3, 2593780), (4, 1945335), (5, 1556268), (6, 1296890), (7, 1111620), (10, 778134), (12, 648445), (14, 555810), (15, 518756), (20, 389067), (21, 370540), (28, 277905), (30, 259378), (35, 222324), (42, 185270), (60, 129689), (70, 111162), (84, 92635), (97, 80220), (105, 74108), (140, 55581), (191, 40740), (194, 40110), (210, 37054), (291, 26740), (382, 20370), (388, 20055), (420, 18527), (485, 16044), (573, 13580), (582, 13370), (679, 11460), (764, 10185), (955, 8148), (970, 8022), (1146, 6790), (1164, 6685), (1337, 5820), (1358, 5730), (1455, 5348), (1910, 4074), (1940, 4011), (2037, 3820), (2292, 3395), (2674, 2910), (2716, 2865)]