209134590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1231}}^1$

素因数の和:2057

約数の個数: 64

約数和(自身を含む): 574801920

約数和(自身を除く): 365667330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 809, 1231, 1618, 2427, 2462, 3693, 4045, 4854, 5663, 6155, 7386, 8090, 8617, 11326, 12135, 12310, 16989, 17234, 18465, 24270, 25851, 28315, 33978, 36930, 43085, 51702, 56630, 84945, 86170, 129255, 169890, 258510, 995879, 1991758, 2987637, 4979395, 5975274, 6971153, 9958790, 13942306, 14938185, 20913459, 29876370, 34855765, 41826918, 69711530, 104567295, 209134590]

約数ペア:

[(1, 209134590), (2, 104567295), (3, 69711530), (5, 41826918), (6, 34855765), (7, 29876370), (10, 20913459), (14, 14938185), (15, 13942306), (21, 9958790), (30, 6971153), (35, 5975274), (42, 4979395), (70, 2987637), (105, 1991758), (210, 995879), (809, 258510), (1231, 169890), (1618, 129255), (2427, 86170), (2462, 84945), (3693, 56630), (4045, 51702), (4854, 43085), (5663, 36930), (6155, 33978), (7386, 28315), (8090, 25851), (8617, 24270), (11326, 18465), (12135, 17234), (12310, 16989)]