71651640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1559}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 215654400

約数和(自身を除く): 144002760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 383, 766, 1149, 1532, 1559, 1915, 2298, 3064, 3118, 3830, 4596, 4677, 5745, 6236, 7660, 7795, 9192, 9354, 11490, 12472, 15320, 15590, 18708, 22980, 23385, 31180, 37416, 45960, 46770, 62360, 93540, 187080, 597097, 1194194, 1791291, 2388388, 2985485, 3582582, 4776776, 5970970, 7165164, 8956455, 11941940, 14330328, 17912910, 23883880, 35825820, 71651640]

約数ペア:

[(1, 71651640), (2, 35825820), (3, 23883880), (4, 17912910), (5, 14330328), (6, 11941940), (8, 8956455), (10, 7165164), (12, 5970970), (15, 4776776), (20, 3582582), (24, 2985485), (30, 2388388), (40, 1791291), (60, 1194194), (120, 597097), (383, 187080), (766, 93540), (1149, 62360), (1532, 46770), (1559, 45960), (1915, 37416), (2298, 31180), (3064, 23385), (3118, 22980), (3830, 18708), (4596, 15590), (4677, 15320), (5745, 12472), (6236, 11490), (7660, 9354), (7795, 9192)]