164962140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{392767}}^1$

素因数の和:392786

約数の個数: 48

約数和(自身を含む): 527880192

約数和(自身を除く): 362918052

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, 392767, 785534, 1178301, 1571068, 1963835, 2356602, 2749369, 3927670, 4713204, 5498738, 5891505, 7855340, 8248107, 10997476, 11783010, 13746845, 16496214, 23566020, 27493690, 32992428, 41240535, 54987380, 82481070, 164962140]

約数ペア:

[(1, 164962140), (2, 82481070), (3, 54987380), (4, 41240535), (5, 32992428), (6, 27493690), (7, 23566020), (10, 16496214), (12, 13746845), (14, 11783010), (15, 10997476), (20, 8248107), (21, 7855340), (28, 5891505), (30, 5498738), (35, 4713204), (42, 3927670), (60, 2749369), (70, 2356602), (84, 1963835), (105, 1571068), (140, 1178301), (210, 785534), (420, 392767)]