208420128

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{547}}^1$

素因数の和:586

約数の個数: 216

約数和(自身を含む): 716303952

約数和(自身を除く): 507883824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 243, 252, 288, 294, 324, 336, 378, 392, 432, 441, 486, 504, 547, 567, 588, 648, 672, 756, 784, 864, 882, 972, 1008, 1094, 1134, 1176, 1296, 1323, 1512, 1568, 1641, 1701, 1764, 1944, 2016, 2188, 2268, 2352, 2592, 2646, 3024, 3282, 3402, 3528, 3829, 3888, 3969, 4376, 4536, 4704, 4923, 5292, 6048, 6564, 6804, 7056, 7658, 7776, 7938, 8752, 9072, 9846, 10584, 11487, 11907, 13128, 13608, 14112, 14769, 15316, 15876, 17504, 18144, 19692, 21168, 22974, 23814, 26256, 26803, 27216, 29538, 30632, 31752, 34461, 39384, 42336, 44307, 45948, 47628, 52512, 53606, 54432, 59076, 61264, 63504, 68922, 78768, 80409, 88614, 91896, 95256, 103383, 107212, 118152, 122528, 127008, 132921, 137844, 157536, 160818, 177228, 183792, 190512, 206766, 214424, 236304, 241227, 265842, 275688, 310149, 321636, 354456, 367584, 381024, 413532, 428848, 472608, 482454, 531684, 551376, 620298, 643272, 708912, 723681, 827064, 857696, 930447, 964908, 1063368, 1102752, 1240596, 1286544, 1417824, 1447362, 1654128, 1860894, 1929816, 2126736, 2171043, 2481192, 2573088, 2894724, 3308256, 3721788, 3859632, 4253472, 4342086, 4962384, 5789448, 6513129, 7443576, 7719264, 8684172, 9924768, 11578896, 13026258, 14887152, 17368344, 23157792, 26052516, 29774304, 34736688, 52105032, 69473376, 104210064, 208420128]

約数ペア:

[(1, 208420128), (2, 104210064), (3, 69473376), (4, 52105032), (6, 34736688), (7, 29774304), (8, 26052516), (9, 23157792), (12, 17368344), (14, 14887152), (16, 13026258), (18, 11578896), (21, 9924768), (24, 8684172), (27, 7719264), (28, 7443576), (32, 6513129), (36, 5789448), (42, 4962384), (48, 4342086), (49, 4253472), (54, 3859632), (56, 3721788), (63, 3308256), (72, 2894724), (81, 2573088), (84, 2481192), (96, 2171043), (98, 2126736), (108, 1929816), (112, 1860894), (126, 1654128), (144, 1447362), (147, 1417824), (162, 1286544), (168, 1240596), (189, 1102752), (196, 1063368), (216, 964908), (224, 930447), (243, 857696), (252, 827064), (288, 723681), (294, 708912), (324, 643272), (336, 620298), (378, 551376), (392, 531684), (432, 482454), (441, 472608), (486, 428848), (504, 413532), (547, 381024), (567, 367584), (588, 354456), (648, 321636), (672, 310149), (756, 275688), (784, 265842), (864, 241227), (882, 236304), (972, 214424), (1008, 206766), (1094, 190512), (1134, 183792), (1176, 177228), (1296, 160818), (1323, 157536), (1512, 137844), (1568, 132921), (1641, 127008), (1701, 122528), (1764, 118152), (1944, 107212), (2016, 103383), (2188, 95256), (2268, 91896), (2352, 88614), (2592, 80409), (2646, 78768), (3024, 68922), (3282, 63504), (3402, 61264), (3528, 59076), (3829, 54432), (3888, 53606), (3969, 52512), (4376, 47628), (4536, 45948), (4704, 44307), (4923, 42336), (5292, 39384), (6048, 34461), (6564, 31752), (6804, 30632), (7056, 29538), (7658, 27216), (7776, 26803), (7938, 26256), (8752, 23814), (9072, 22974), (9846, 21168), (10584, 19692), (11487, 18144), (11907, 17504), (13128, 15876), (13608, 15316), (14112, 14769)]