138993984

素因数分解:

$2^6\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 168

約数和(自身を含む): 422589960

約数和(自身を除く): 283595976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 53, 58, 64, 72, 87, 96, 106, 116, 144, 157, 159, 174, 192, 212, 232, 261, 288, 314, 318, 348, 424, 464, 471, 477, 522, 576, 628, 636, 696, 848, 928, 942, 954, 1044, 1256, 1272, 1392, 1413, 1537, 1696, 1856, 1884, 1908, 2088, 2512, 2544, 2784, 2826, 3074, 3392, 3768, 3816, 4176, 4553, 4611, 5024, 5088, 5568, 5652, 6148, 7536, 7632, 8321, 8352, 9106, 9222, 10048, 10176, 11304, 12296, 13659, 13833, 15072, 15264, 16642, 16704, 18212, 18444, 22608, 24592, 24963, 27318, 27666, 30144, 30528, 33284, 36424, 36888, 40977, 45216, 49184, 49926, 54636, 55332, 66568, 72848, 73776, 74889, 81954, 90432, 98368, 99852, 109272, 110664, 133136, 145696, 147552, 149778, 163908, 199704, 218544, 221328, 241309, 266272, 291392, 295104, 299556, 327816, 399408, 437088, 442656, 482618, 532544, 599112, 655632, 723927, 798816, 874176, 885312, 965236, 1198224, 1311264, 1447854, 1597632, 1930472, 2171781, 2396448, 2622528, 2895708, 3860944, 4343562, 4792896, 5791416, 7721888, 8687124, 11582832, 15443776, 17374248, 23165664, 34748496, 46331328, 69496992, 138993984]

約数ペア:

[(1, 138993984), (2, 69496992), (3, 46331328), (4, 34748496), (6, 23165664), (8, 17374248), (9, 15443776), (12, 11582832), (16, 8687124), (18, 7721888), (24, 5791416), (29, 4792896), (32, 4343562), (36, 3860944), (48, 2895708), (53, 2622528), (58, 2396448), (64, 2171781), (72, 1930472), (87, 1597632), (96, 1447854), (106, 1311264), (116, 1198224), (144, 965236), (157, 885312), (159, 874176), (174, 798816), (192, 723927), (212, 655632), (232, 599112), (261, 532544), (288, 482618), (314, 442656), (318, 437088), (348, 399408), (424, 327816), (464, 299556), (471, 295104), (477, 291392), (522, 266272), (576, 241309), (628, 221328), (636, 218544), (696, 199704), (848, 163908), (928, 149778), (942, 147552), (954, 145696), (1044, 133136), (1256, 110664), (1272, 109272), (1392, 99852), (1413, 98368), (1537, 90432), (1696, 81954), (1856, 74889), (1884, 73776), (1908, 72848), (2088, 66568), (2512, 55332), (2544, 54636), (2784, 49926), (2826, 49184), (3074, 45216), (3392, 40977), (3768, 36888), (3816, 36424), (4176, 33284), (4553, 30528), (4611, 30144), (5024, 27666), (5088, 27318), (5568, 24963), (5652, 24592), (6148, 22608), (7536, 18444), (7632, 18212), (8321, 16704), (8352, 16642), (9106, 15264), (9222, 15072), (10048, 13833), (10176, 13659), (11304, 12296)]