205090908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1655

約数の個数: 96

約数和(自身を含む): 557770752

約数和(自身を除く): 352679844

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 43, 44, 46, 66, 69, 86, 92, 129, 132, 138, 172, 253, 258, 276, 473, 506, 516, 759, 946, 989, 1012, 1419, 1518, 1571, 1892, 1978, 2838, 2967, 3036, 3142, 3956, 4713, 5676, 5934, 6284, 9426, 10879, 11868, 17281, 18852, 21758, 32637, 34562, 36133, 43516, 51843, 65274, 67553, 69124, 72266, 103686, 108399, 130548, 135106, 144532, 202659, 207372, 216798, 270212, 397463, 405318, 433596, 743083, 794926, 810636, 1192389, 1486166, 1553719, 1589852, 2229249, 2384778, 2972332, 3107438, 4458498, 4661157, 4769556, 6214876, 8916996, 9322314, 17090909, 18644628, 34181818, 51272727, 68363636, 102545454, 205090908]

約数ペア:

[(1, 205090908), (2, 102545454), (3, 68363636), (4, 51272727), (6, 34181818), (11, 18644628), (12, 17090909), (22, 9322314), (23, 8916996), (33, 6214876), (43, 4769556), (44, 4661157), (46, 4458498), (66, 3107438), (69, 2972332), (86, 2384778), (92, 2229249), (129, 1589852), (132, 1553719), (138, 1486166), (172, 1192389), (253, 810636), (258, 794926), (276, 743083), (473, 433596), (506, 405318), (516, 397463), (759, 270212), (946, 216798), (989, 207372), (1012, 202659), (1419, 144532), (1518, 135106), (1571, 130548), (1892, 108399), (1978, 103686), (2838, 72266), (2967, 69124), (3036, 67553), (3142, 65274), (3956, 51843), (4713, 43516), (5676, 36133), (5934, 34562), (6284, 32637), (9426, 21758), (10879, 18852), (11868, 17281)]