170420460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{405763}}^1$

素因数の和:405782

約数の個数: 48

約数和(自身を含む): 545346816

約数和(自身を除く): 374926356

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, 405763, 811526, 1217289, 1623052, 2028815, 2434578, 2840341, 4057630, 4869156, 5680682, 6086445, 8115260, 8521023, 11361364, 12172890, 14201705, 17042046, 24345780, 28403410, 34084092, 42605115, 56806820, 85210230, 170420460]

約数ペア:

[(1, 170420460), (2, 85210230), (3, 56806820), (4, 42605115), (5, 34084092), (6, 28403410), (7, 24345780), (10, 17042046), (12, 14201705), (14, 12172890), (15, 11361364), (20, 8521023), (21, 8115260), (28, 6086445), (30, 5680682), (35, 4869156), (42, 4057630), (60, 2840341), (70, 2434578), (84, 2028815), (105, 1623052), (140, 1217289), (210, 811526), (420, 405763)]