168206810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 332916480

約数和(自身を除く): 164709670

約数列:

[1, 2, 5, 10, 19, 37, 38, 71, 74, 95, 142, 185, 190, 337, 355, 370, 674, 703, 710, 1349, 1406, 1685, 2627, 2698, 3370, 3515, 5254, 6403, 6745, 7030, 12469, 12806, 13135, 13490, 23927, 24938, 26270, 32015, 47854, 49913, 62345, 64030, 99826, 119635, 124690, 236911, 239270, 249565, 454613, 473822, 499130, 885299, 909226, 1184555, 1770598, 2273065, 2369110, 4426495, 4546130, 8852990, 16820681, 33641362, 84103405, 168206810]

約数ペア:

[(1, 168206810), (2, 84103405), (5, 33641362), (10, 16820681), (19, 8852990), (37, 4546130), (38, 4426495), (71, 2369110), (74, 2273065), (95, 1770598), (142, 1184555), (185, 909226), (190, 885299), (337, 499130), (355, 473822), (370, 454613), (674, 249565), (703, 239270), (710, 236911), (1349, 124690), (1406, 119635), (1685, 99826), (2627, 64030), (2698, 62345), (3370, 49913), (3515, 47854), (5254, 32015), (6403, 26270), (6745, 24938), (7030, 23927), (12469, 13490), (12806, 13135)]