691036128

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 288

約数和(自身を含む): 2236066560

約数和(自身を除く): 1545030432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 31, 32, 34, 36, 48, 51, 58, 62, 68, 72, 87, 93, 96, 102, 116, 124, 136, 144, 153, 157, 174, 186, 204, 232, 248, 261, 272, 279, 288, 306, 314, 348, 372, 408, 464, 471, 493, 496, 522, 527, 544, 558, 612, 628, 696, 744, 816, 899, 928, 942, 986, 992, 1044, 1054, 1116, 1224, 1256, 1392, 1413, 1479, 1488, 1581, 1632, 1798, 1884, 1972, 2088, 2108, 2232, 2448, 2512, 2669, 2697, 2784, 2826, 2958, 2976, 3162, 3596, 3768, 3944, 4176, 4216, 4437, 4464, 4553, 4743, 4867, 4896, 5024, 5338, 5394, 5652, 5916, 6324, 7192, 7536, 7888, 8007, 8091, 8352, 8432, 8874, 8928, 9106, 9486, 9734, 10676, 10788, 11304, 11832, 12648, 13659, 14384, 14601, 15072, 15283, 15776, 16014, 16182, 16864, 17748, 18212, 18972, 19468, 21352, 21576, 22608, 23664, 24021, 25296, 27318, 28768, 29202, 30566, 32028, 32364, 35496, 36424, 37944, 38936, 40977, 42704, 43152, 43803, 45216, 45849, 47328, 48042, 50592, 54636, 58404, 61132, 64056, 64728, 70992, 72848, 75888, 77401, 77872, 81954, 82739, 85408, 86304, 87606, 91698, 96084, 109272, 116808, 122264, 128112, 129456, 137547, 141143, 141984, 145696, 151776, 154802, 155744, 163908, 165478, 175212, 183396, 192168, 218544, 232203, 233616, 244528, 248217, 256224, 258912, 275094, 282286, 309604, 327816, 330956, 350424, 366792, 384336, 423429, 437088, 464406, 467232, 489056, 496434, 550188, 564572, 619208, 655632, 661912, 696609, 700848, 733584, 744651, 768672, 846858, 928812, 992868, 1100376, 1129144, 1238416, 1270287, 1311264, 1323824, 1393218, 1401696, 1467168, 1489302, 1693716, 1857624, 1985736, 2200752, 2258288, 2399431, 2476832, 2540574, 2647648, 2786436, 2978604, 3387432, 3715248, 3971472, 4401504, 4516576, 4798862, 5081148, 5572872, 5957208, 6774864, 7198293, 7430496, 7942944, 9597724, 10162296, 11145744, 11914416, 13549728, 14396586, 19195448, 20324592, 21594879, 22291488, 23828832, 28793172, 38390896, 40649184, 43189758, 57586344, 76781792, 86379516, 115172688, 172759032, 230345376, 345518064, 691036128]

約数ペア:

[(1, 691036128), (2, 345518064), (3, 230345376), (4, 172759032), (6, 115172688), (8, 86379516), (9, 76781792), (12, 57586344), (16, 43189758), (17, 40649184), (18, 38390896), (24, 28793172), (29, 23828832), (31, 22291488), (32, 21594879), (34, 20324592), (36, 19195448), (48, 14396586), (51, 13549728), (58, 11914416), (62, 11145744), (68, 10162296), (72, 9597724), (87, 7942944), (93, 7430496), (96, 7198293), (102, 6774864), (116, 5957208), (124, 5572872), (136, 5081148), (144, 4798862), (153, 4516576), (157, 4401504), (174, 3971472), (186, 3715248), (204, 3387432), (232, 2978604), (248, 2786436), (261, 2647648), (272, 2540574), (279, 2476832), (288, 2399431), (306, 2258288), (314, 2200752), (348, 1985736), (372, 1857624), (408, 1693716), (464, 1489302), (471, 1467168), (493, 1401696), (496, 1393218), (522, 1323824), (527, 1311264), (544, 1270287), (558, 1238416), (612, 1129144), (628, 1100376), (696, 992868), (744, 928812), (816, 846858), (899, 768672), (928, 744651), (942, 733584), (986, 700848), (992, 696609), (1044, 661912), (1054, 655632), (1116, 619208), (1224, 564572), (1256, 550188), (1392, 496434), (1413, 489056), (1479, 467232), (1488, 464406), (1581, 437088), (1632, 423429), (1798, 384336), (1884, 366792), (1972, 350424), (2088, 330956), (2108, 327816), (2232, 309604), (2448, 282286), (2512, 275094), (2669, 258912), (2697, 256224), (2784, 248217), (2826, 244528), (2958, 233616), (2976, 232203), (3162, 218544), (3596, 192168), (3768, 183396), (3944, 175212), (4176, 165478), (4216, 163908), (4437, 155744), (4464, 154802), (4553, 151776), (4743, 145696), (4867, 141984), (4896, 141143), (5024, 137547), (5338, 129456), (5394, 128112), (5652, 122264), (5916, 116808), (6324, 109272), (7192, 96084), (7536, 91698), (7888, 87606), (8007, 86304), (8091, 85408), (8352, 82739), (8432, 81954), (8874, 77872), (8928, 77401), (9106, 75888), (9486, 72848), (9734, 70992), (10676, 64728), (10788, 64056), (11304, 61132), (11832, 58404), (12648, 54636), (13659, 50592), (14384, 48042), (14601, 47328), (15072, 45849), (15283, 45216), (15776, 43803), (16014, 43152), (16182, 42704), (16864, 40977), (17748, 38936), (18212, 37944), (18972, 36424), (19468, 35496), (21352, 32364), (21576, 32028), (22608, 30566), (23664, 29202), (24021, 28768), (25296, 27318)]