206921120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26393}}^1$

素因数の和:26422

約数の個数: 72

約数和(自身を含む): 568685124

約数和(自身を除く): 361764004

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 26393, 52786, 105572, 131965, 184751, 211144, 263930, 369502, 422288, 527860, 739004, 844576, 923755, 1055720, 1293257, 1478008, 1847510, 2111440, 2586514, 2956016, 3695020, 4222880, 5173028, 5912032, 6466285, 7390040, 10346056, 12932570, 14780080, 20692112, 25865140, 29560160, 41384224, 51730280, 103460560, 206921120]

約数ペア:

[(1, 206921120), (2, 103460560), (4, 51730280), (5, 41384224), (7, 29560160), (8, 25865140), (10, 20692112), (14, 14780080), (16, 12932570), (20, 10346056), (28, 7390040), (32, 6466285), (35, 5912032), (40, 5173028), (49, 4222880), (56, 3695020), (70, 2956016), (80, 2586514), (98, 2111440), (112, 1847510), (140, 1478008), (160, 1293257), (196, 1055720), (224, 923755), (245, 844576), (280, 739004), (392, 527860), (490, 422288), (560, 369502), (784, 263930), (980, 211144), (1120, 184751), (1568, 131965), (1960, 105572), (3920, 52786), (7840, 26393)]