211768340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6329}}^1$

素因数の和:6584

約数の個数: 48

約数和(自身を含む): 510451200

約数和(自身を除く): 298682860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6329, 6692, 8365, 12658, 16730, 25316, 31645, 33460, 44303, 63290, 88606, 126580, 177212, 221515, 443030, 886060, 1512631, 3025262, 6050524, 7563155, 10588417, 15126310, 21176834, 30252620, 42353668, 52942085, 105884170, 211768340]

約数ペア:

[(1, 211768340), (2, 105884170), (4, 52942085), (5, 42353668), (7, 30252620), (10, 21176834), (14, 15126310), (20, 10588417), (28, 7563155), (35, 6050524), (70, 3025262), (140, 1512631), (239, 886060), (478, 443030), (956, 221515), (1195, 177212), (1673, 126580), (2390, 88606), (3346, 63290), (4780, 44303), (6329, 33460), (6692, 31645), (8365, 25316), (12658, 16730)]