75780040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1123}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 195845760

約数和(自身を除く): 120065720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 1123, 1205, 1687, 1928, 2246, 2410, 3374, 4492, 4820, 5615, 6748, 7861, 8435, 8984, 9640, 11230, 13496, 15722, 16870, 22460, 31444, 33740, 39305, 44920, 62888, 67480, 78610, 157220, 270643, 314440, 541286, 1082572, 1353215, 1894501, 2165144, 2706430, 3789002, 5412860, 7578004, 9472505, 10825720, 15156008, 18945010, 37890020, 75780040]

約数ペア:

[(1, 75780040), (2, 37890020), (4, 18945010), (5, 15156008), (7, 10825720), (8, 9472505), (10, 7578004), (14, 5412860), (20, 3789002), (28, 2706430), (35, 2165144), (40, 1894501), (56, 1353215), (70, 1082572), (140, 541286), (241, 314440), (280, 270643), (482, 157220), (964, 78610), (1123, 67480), (1205, 62888), (1687, 44920), (1928, 39305), (2246, 33740), (2410, 31444), (3374, 22460), (4492, 16870), (4820, 15722), (5615, 13496), (6748, 11230), (7861, 9640), (8435, 8984)]