81998208

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 257774400

約数和(自身を除く): 175776192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 53, 64, 68, 72, 79, 96, 102, 106, 128, 136, 144, 153, 158, 159, 192, 204, 212, 237, 272, 288, 306, 316, 318, 384, 408, 424, 474, 477, 544, 576, 612, 632, 636, 711, 816, 848, 901, 948, 954, 1088, 1152, 1224, 1264, 1272, 1343, 1422, 1632, 1696, 1802, 1896, 1908, 2176, 2448, 2528, 2544, 2686, 2703, 2844, 3264, 3392, 3604, 3792, 3816, 4029, 4187, 4896, 5056, 5088, 5372, 5406, 5688, 6528, 6784, 7208, 7584, 7632, 8058, 8109, 8374, 9792, 10112, 10176, 10744, 10812, 11376, 12087, 12561, 14416, 15168, 15264, 16116, 16218, 16748, 19584, 20352, 21488, 21624, 22752, 24174, 25122, 28832, 30336, 30528, 32232, 32436, 33496, 37683, 42976, 43248, 45504, 48348, 50244, 57664, 61056, 64464, 64872, 66992, 71179, 75366, 85952, 86496, 91008, 96696, 100488, 115328, 128928, 129744, 133984, 142358, 150732, 171904, 172992, 193392, 200976, 213537, 257856, 259488, 267968, 284716, 301464, 345984, 386784, 401952, 427074, 515712, 518976, 535936, 569432, 602928, 640611, 773568, 803904, 854148, 1037952, 1138864, 1205856, 1281222, 1547136, 1607808, 1708296, 2277728, 2411712, 2562444, 3416592, 4555456, 4823424, 5124888, 6833184, 9110912, 10249776, 13666368, 20499552, 27332736, 40999104, 81998208]

約数ペア:

[(1, 81998208), (2, 40999104), (3, 27332736), (4, 20499552), (6, 13666368), (8, 10249776), (9, 9110912), (12, 6833184), (16, 5124888), (17, 4823424), (18, 4555456), (24, 3416592), (32, 2562444), (34, 2411712), (36, 2277728), (48, 1708296), (51, 1607808), (53, 1547136), (64, 1281222), (68, 1205856), (72, 1138864), (79, 1037952), (96, 854148), (102, 803904), (106, 773568), (128, 640611), (136, 602928), (144, 569432), (153, 535936), (158, 518976), (159, 515712), (192, 427074), (204, 401952), (212, 386784), (237, 345984), (272, 301464), (288, 284716), (306, 267968), (316, 259488), (318, 257856), (384, 213537), (408, 200976), (424, 193392), (474, 172992), (477, 171904), (544, 150732), (576, 142358), (612, 133984), (632, 129744), (636, 128928), (711, 115328), (816, 100488), (848, 96696), (901, 91008), (948, 86496), (954, 85952), (1088, 75366), (1152, 71179), (1224, 66992), (1264, 64872), (1272, 64464), (1343, 61056), (1422, 57664), (1632, 50244), (1696, 48348), (1802, 45504), (1896, 43248), (1908, 42976), (2176, 37683), (2448, 33496), (2528, 32436), (2544, 32232), (2686, 30528), (2703, 30336), (2844, 28832), (3264, 25122), (3392, 24174), (3604, 22752), (3792, 21624), (3816, 21488), (4029, 20352), (4187, 19584), (4896, 16748), (5056, 16218), (5088, 16116), (5372, 15264), (5406, 15168), (5688, 14416), (6528, 12561), (6784, 12087), (7208, 11376), (7584, 10812), (7632, 10744), (8058, 10176), (8109, 10112), (8374, 9792)]