81475416

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 128

約数和(自身を含む): 251942400

約数和(自身を除く): 170466984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 53, 54, 66, 72, 88, 99, 106, 108, 132, 159, 198, 212, 216, 264, 297, 318, 396, 424, 477, 583, 594, 636, 647, 792, 954, 1166, 1188, 1272, 1294, 1431, 1749, 1908, 1941, 2332, 2376, 2588, 2862, 3498, 3816, 3882, 4664, 5176, 5247, 5724, 5823, 6996, 7117, 7764, 10494, 11448, 11646, 13992, 14234, 15528, 15741, 17469, 20988, 21351, 23292, 28468, 31482, 34291, 34938, 41976, 42702, 46584, 56936, 62964, 64053, 68582, 69876, 85404, 102873, 125928, 128106, 137164, 139752, 170808, 192159, 205746, 256212, 274328, 308619, 377201, 384318, 411492, 512424, 617238, 754402, 768636, 822984, 925857, 1131603, 1234476, 1508804, 1537272, 1851714, 2263206, 2468952, 3017608, 3394809, 3703428, 4526412, 6789618, 7406856, 9052824, 10184427, 13579236, 20368854, 27158472, 40737708, 81475416]

約数ペア:

[(1, 81475416), (2, 40737708), (3, 27158472), (4, 20368854), (6, 13579236), (8, 10184427), (9, 9052824), (11, 7406856), (12, 6789618), (18, 4526412), (22, 3703428), (24, 3394809), (27, 3017608), (33, 2468952), (36, 2263206), (44, 1851714), (53, 1537272), (54, 1508804), (66, 1234476), (72, 1131603), (88, 925857), (99, 822984), (106, 768636), (108, 754402), (132, 617238), (159, 512424), (198, 411492), (212, 384318), (216, 377201), (264, 308619), (297, 274328), (318, 256212), (396, 205746), (424, 192159), (477, 170808), (583, 139752), (594, 137164), (636, 128106), (647, 125928), (792, 102873), (954, 85404), (1166, 69876), (1188, 68582), (1272, 64053), (1294, 62964), (1431, 56936), (1749, 46584), (1908, 42702), (1941, 41976), (2332, 34938), (2376, 34291), (2588, 31482), (2862, 28468), (3498, 23292), (3816, 21351), (3882, 20988), (4664, 17469), (5176, 15741), (5247, 15528), (5724, 14234), (5823, 13992), (6996, 11646), (7117, 11448), (7764, 10494)]