214974060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{511843}}^1$

素因数の和:511862

約数の個数: 48

約数和(自身を含む): 687918336

約数和(自身を除く): 472944276

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, 511843, 1023686, 1535529, 2047372, 2559215, 3071058, 3582901, 5118430, 6142116, 7165802, 7677645, 10236860, 10748703, 14331604, 15355290, 17914505, 21497406, 30710580, 35829010, 42994812, 53743515, 71658020, 107487030, 214974060]

約数ペア:

[(1, 214974060), (2, 107487030), (3, 71658020), (4, 53743515), (5, 42994812), (6, 35829010), (7, 30710580), (10, 21497406), (12, 17914505), (14, 15355290), (15, 14331604), (20, 10748703), (21, 10236860), (28, 7677645), (30, 7165802), (35, 6142116), (42, 5118430), (60, 3582901), (70, 3071058), (84, 2559215), (105, 2047372), (140, 1535529), (210, 1023686), (420, 511843)]