211991904

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^2\times {\mathrm{283}}^1$

素因数の和:339

約数の個数: 180

約数和(自身を含む): 664634124

約数和(自身を除く): 452642220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 272, 283, 288, 289, 306, 324, 408, 432, 459, 544, 566, 578, 612, 648, 816, 849, 864, 867, 918, 1132, 1156, 1224, 1296, 1377, 1632, 1698, 1734, 1836, 2264, 2312, 2448, 2547, 2592, 2601, 2754, 3396, 3468, 3672, 4528, 4624, 4811, 4896, 5094, 5202, 5508, 6792, 6936, 7344, 7641, 7803, 9056, 9248, 9622, 10188, 10404, 11016, 13584, 13872, 14433, 14688, 15282, 15606, 19244, 20376, 20808, 22032, 22923, 23409, 27168, 27744, 28866, 30564, 31212, 38488, 40752, 41616, 43299, 44064, 45846, 46818, 57732, 61128, 62424, 76976, 81504, 81787, 83232, 86598, 91692, 93636, 115464, 122256, 124848, 129897, 153952, 163574, 173196, 183384, 187272, 230928, 244512, 245361, 249696, 259794, 327148, 346392, 366768, 374544, 389691, 461856, 490722, 519588, 654296, 692784, 733536, 736083, 749088, 779382, 981444, 1039176, 1308592, 1385568, 1472166, 1558764, 1962888, 2078352, 2208249, 2617184, 2944332, 3117528, 3925776, 4156704, 4416498, 5888664, 6235056, 6624747, 7851552, 8832996, 11777328, 12470112, 13249494, 17665992, 23554656, 26498988, 35331984, 52997976, 70663968, 105995952, 211991904]

約数ペア:

[(1, 211991904), (2, 105995952), (3, 70663968), (4, 52997976), (6, 35331984), (8, 26498988), (9, 23554656), (12, 17665992), (16, 13249494), (17, 12470112), (18, 11777328), (24, 8832996), (27, 7851552), (32, 6624747), (34, 6235056), (36, 5888664), (48, 4416498), (51, 4156704), (54, 3925776), (68, 3117528), (72, 2944332), (81, 2617184), (96, 2208249), (102, 2078352), (108, 1962888), (136, 1558764), (144, 1472166), (153, 1385568), (162, 1308592), (204, 1039176), (216, 981444), (272, 779382), (283, 749088), (288, 736083), (289, 733536), (306, 692784), (324, 654296), (408, 519588), (432, 490722), (459, 461856), (544, 389691), (566, 374544), (578, 366768), (612, 346392), (648, 327148), (816, 259794), (849, 249696), (864, 245361), (867, 244512), (918, 230928), (1132, 187272), (1156, 183384), (1224, 173196), (1296, 163574), (1377, 153952), (1632, 129897), (1698, 124848), (1734, 122256), (1836, 115464), (2264, 93636), (2312, 91692), (2448, 86598), (2547, 83232), (2592, 81787), (2601, 81504), (2754, 76976), (3396, 62424), (3468, 61128), (3672, 57732), (4528, 46818), (4624, 45846), (4811, 44064), (4896, 43299), (5094, 41616), (5202, 40752), (5508, 38488), (6792, 31212), (6936, 30564), (7344, 28866), (7641, 27744), (7803, 27168), (9056, 23409), (9248, 22923), (9622, 22032), (10188, 20808), (10404, 20376), (11016, 19244), (13584, 15606), (13872, 15282), (14433, 14688)]