347340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{827}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 1112832

約数和(自身を除く): 765492

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, 827, 1654, 2481, 3308, 4135, 4962, 5789, 8270, 9924, 11578, 12405, 16540, 17367, 23156, 24810, 28945, 34734, 49620, 57890, 69468, 86835, 115780, 173670, 347340]

約数ペア:

[(1, 347340), (2, 173670), (3, 115780), (4, 86835), (5, 69468), (6, 57890), (7, 49620), (10, 34734), (12, 28945), (14, 24810), (15, 23156), (20, 17367), (21, 16540), (28, 12405), (30, 11578), (35, 9924), (42, 8270), (60, 5789), (70, 4962), (84, 4135), (105, 3308), (140, 2481), (210, 1654), (420, 827)]