81679104

素因数分解:

$2^8\times 3^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 265613712

約数和(自身を除く): 183934608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 101, 104, 108, 117, 128, 144, 156, 162, 192, 202, 208, 216, 234, 243, 256, 288, 303, 312, 324, 351, 384, 404, 416, 432, 468, 486, 576, 606, 624, 648, 702, 768, 808, 832, 864, 909, 936, 972, 1053, 1152, 1212, 1248, 1296, 1313, 1404, 1616, 1664, 1728, 1818, 1872, 1944, 2106, 2304, 2424, 2496, 2592, 2626, 2727, 2808, 3159, 3232, 3328, 3456, 3636, 3744, 3888, 3939, 4212, 4848, 4992, 5184, 5252, 5454, 5616, 6318, 6464, 6912, 7272, 7488, 7776, 7878, 8181, 8424, 9696, 9984, 10368, 10504, 10908, 11232, 11817, 12636, 12928, 14544, 14976, 15552, 15756, 16362, 16848, 19392, 20736, 21008, 21816, 22464, 23634, 24543, 25272, 25856, 29088, 29952, 31104, 31512, 32724, 33696, 35451, 38784, 42016, 43632, 44928, 47268, 49086, 50544, 58176, 62208, 63024, 65448, 67392, 70902, 77568, 84032, 87264, 89856, 94536, 98172, 101088, 106353, 116352, 126048, 130896, 134784, 141804, 168064, 174528, 189072, 196344, 202176, 212706, 232704, 252096, 261792, 269568, 283608, 319059, 336128, 349056, 378144, 392688, 404352, 425412, 504192, 523584, 567216, 638118, 698112, 756288, 785376, 808704, 850824, 1008384, 1047168, 1134432, 1276236, 1512576, 1570752, 1701648, 2094336, 2268864, 2552472, 3025152, 3141504, 3403296, 4537728, 5104944, 6283008, 6806592, 9075456, 10209888, 13613184, 20419776, 27226368, 40839552, 81679104]

約数ペア:

[(1, 81679104), (2, 40839552), (3, 27226368), (4, 20419776), (6, 13613184), (8, 10209888), (9, 9075456), (12, 6806592), (13, 6283008), (16, 5104944), (18, 4537728), (24, 3403296), (26, 3141504), (27, 3025152), (32, 2552472), (36, 2268864), (39, 2094336), (48, 1701648), (52, 1570752), (54, 1512576), (64, 1276236), (72, 1134432), (78, 1047168), (81, 1008384), (96, 850824), (101, 808704), (104, 785376), (108, 756288), (117, 698112), (128, 638118), (144, 567216), (156, 523584), (162, 504192), (192, 425412), (202, 404352), (208, 392688), (216, 378144), (234, 349056), (243, 336128), (256, 319059), (288, 283608), (303, 269568), (312, 261792), (324, 252096), (351, 232704), (384, 212706), (404, 202176), (416, 196344), (432, 189072), (468, 174528), (486, 168064), (576, 141804), (606, 134784), (624, 130896), (648, 126048), (702, 116352), (768, 106353), (808, 101088), (832, 98172), (864, 94536), (909, 89856), (936, 87264), (972, 84032), (1053, 77568), (1152, 70902), (1212, 67392), (1248, 65448), (1296, 63024), (1313, 62208), (1404, 58176), (1616, 50544), (1664, 49086), (1728, 47268), (1818, 44928), (1872, 43632), (1944, 42016), (2106, 38784), (2304, 35451), (2424, 33696), (2496, 32724), (2592, 31512), (2626, 31104), (2727, 29952), (2808, 29088), (3159, 25856), (3232, 25272), (3328, 24543), (3456, 23634), (3636, 22464), (3744, 21816), (3888, 21008), (3939, 20736), (4212, 19392), (4848, 16848), (4992, 16362), (5184, 15756), (5252, 15552), (5454, 14976), (5616, 14544), (6318, 12928), (6464, 12636), (6912, 11817), (7272, 11232), (7488, 10908), (7776, 10504), (7878, 10368), (8181, 9984), (8424, 9696)]