207955860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{495133}}^1$

素因数の和:495152

約数の個数: 48

約数和(自身を含む): 665460096

約数和(自身を除く): 457504236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 495133, 990266, 1485399, 1980532, 2475665, 2970798, 3465931, 4951330, 5941596, 6931862, 7426995, 9902660, 10397793, 13863724, 14853990, 17329655, 20795586, 29707980, 34659310, 41591172, 51988965, 69318620, 103977930, 207955860]

約数ペア:

[(1, 207955860), (2, 103977930), (3, 69318620), (4, 51988965), (5, 41591172), (6, 34659310), (7, 29707980), (10, 20795586), (12, 17329655), (14, 14853990), (15, 13863724), (20, 10397793), (21, 9902660), (28, 7426995), (30, 6931862), (35, 5941596), (42, 4951330), (60, 3465931), (70, 2970798), (84, 2475665), (105, 1980532), (140, 1485399), (210, 990266), (420, 495133)]