217041984

素因数分解:

$2^6\times 3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 224

約数和(自身を含む): 686653440

約数和(自身を除く): 469611456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 43, 46, 48, 54, 64, 69, 72, 86, 92, 96, 108, 127, 129, 138, 144, 172, 184, 192, 207, 216, 254, 258, 276, 288, 344, 368, 381, 387, 414, 432, 508, 516, 552, 576, 621, 688, 736, 762, 774, 828, 864, 989, 1016, 1032, 1104, 1143, 1161, 1242, 1376, 1472, 1524, 1548, 1656, 1728, 1978, 2032, 2064, 2208, 2286, 2322, 2484, 2752, 2921, 2967, 3048, 3096, 3312, 3429, 3956, 4064, 4128, 4416, 4572, 4644, 4968, 5461, 5842, 5934, 6096, 6192, 6624, 6858, 7912, 8128, 8256, 8763, 8901, 9144, 9288, 9936, 10922, 11684, 11868, 12192, 12384, 13248, 13716, 15824, 16383, 17526, 17802, 18288, 18576, 19872, 21844, 23368, 23736, 24384, 24768, 26289, 26703, 27432, 31648, 32766, 35052, 35604, 36576, 37152, 39744, 43688, 46736, 47472, 49149, 52578, 53406, 54864, 63296, 65532, 70104, 71208, 73152, 74304, 78867, 87376, 93472, 94944, 98298, 105156, 106812, 109728, 125603, 131064, 140208, 142416, 147447, 157734, 174752, 186944, 189888, 196596, 210312, 213624, 219456, 251206, 262128, 280416, 284832, 294894, 315468, 349504, 376809, 393192, 420624, 427248, 502412, 524256, 560832, 569664, 589788, 630936, 753618, 786384, 841248, 854496, 1004824, 1048512, 1130427, 1179576, 1261872, 1507236, 1572768, 1682496, 1708992, 2009648, 2260854, 2359152, 2523744, 3014472, 3145536, 3391281, 4019296, 4521708, 4718304, 5047488, 6028944, 6782562, 8038592, 9043416, 9436608, 12057888, 13565124, 18086832, 24115776, 27130248, 36173664, 54260496, 72347328, 108520992, 217041984]

約数ペア:

[(1, 217041984), (2, 108520992), (3, 72347328), (4, 54260496), (6, 36173664), (8, 27130248), (9, 24115776), (12, 18086832), (16, 13565124), (18, 12057888), (23, 9436608), (24, 9043416), (27, 8038592), (32, 6782562), (36, 6028944), (43, 5047488), (46, 4718304), (48, 4521708), (54, 4019296), (64, 3391281), (69, 3145536), (72, 3014472), (86, 2523744), (92, 2359152), (96, 2260854), (108, 2009648), (127, 1708992), (129, 1682496), (138, 1572768), (144, 1507236), (172, 1261872), (184, 1179576), (192, 1130427), (207, 1048512), (216, 1004824), (254, 854496), (258, 841248), (276, 786384), (288, 753618), (344, 630936), (368, 589788), (381, 569664), (387, 560832), (414, 524256), (432, 502412), (508, 427248), (516, 420624), (552, 393192), (576, 376809), (621, 349504), (688, 315468), (736, 294894), (762, 284832), (774, 280416), (828, 262128), (864, 251206), (989, 219456), (1016, 213624), (1032, 210312), (1104, 196596), (1143, 189888), (1161, 186944), (1242, 174752), (1376, 157734), (1472, 147447), (1524, 142416), (1548, 140208), (1656, 131064), (1728, 125603), (1978, 109728), (2032, 106812), (2064, 105156), (2208, 98298), (2286, 94944), (2322, 93472), (2484, 87376), (2752, 78867), (2921, 74304), (2967, 73152), (3048, 71208), (3096, 70104), (3312, 65532), (3429, 63296), (3956, 54864), (4064, 53406), (4128, 52578), (4416, 49149), (4572, 47472), (4644, 46736), (4968, 43688), (5461, 39744), (5842, 37152), (5934, 36576), (6096, 35604), (6192, 35052), (6624, 32766), (6858, 31648), (7912, 27432), (8128, 26703), (8256, 26289), (8763, 24768), (8901, 24384), (9144, 23736), (9288, 23368), (9936, 21844), (10922, 19872), (11684, 18576), (11868, 18288), (12192, 17802), (12384, 17526), (13248, 16383), (13716, 15824)]