141760640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31643}}^1$

素因数の和:31669

約数の個数: 64

約数和(自身を含む): 387322560

約数和(自身を除く): 245561920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 31643, 63286, 126572, 158215, 221501, 253144, 316430, 443002, 506288, 632860, 886004, 1012576, 1107505, 1265720, 1772008, 2025152, 2215010, 2531440, 3544016, 4050304, 4430020, 5062880, 7088032, 8860040, 10125760, 14176064, 17720080, 20251520, 28352128, 35440160, 70880320, 141760640]

約数ペア:

[(1, 141760640), (2, 70880320), (4, 35440160), (5, 28352128), (7, 20251520), (8, 17720080), (10, 14176064), (14, 10125760), (16, 8860040), (20, 7088032), (28, 5062880), (32, 4430020), (35, 4050304), (40, 3544016), (56, 2531440), (64, 2215010), (70, 2025152), (80, 1772008), (112, 1265720), (128, 1107505), (140, 1012576), (160, 886004), (224, 632860), (280, 506288), (320, 443002), (448, 316430), (560, 253144), (640, 221501), (896, 158215), (1120, 126572), (2240, 63286), (4480, 31643)]