77681952

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 233513280

約数和(自身を除く): 155831328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 71, 72, 87, 96, 116, 131, 142, 144, 174, 213, 232, 261, 262, 284, 288, 348, 393, 426, 464, 522, 524, 568, 639, 696, 786, 852, 928, 1044, 1048, 1136, 1179, 1278, 1392, 1572, 1704, 2059, 2088, 2096, 2272, 2358, 2556, 2784, 3144, 3408, 3799, 4118, 4176, 4192, 4716, 5112, 6177, 6288, 6816, 7598, 8236, 8352, 9301, 9432, 10224, 11397, 12354, 12576, 15196, 16472, 18531, 18602, 18864, 20448, 22794, 24708, 27903, 30392, 32944, 34191, 37062, 37204, 37728, 45588, 49416, 55806, 60784, 65888, 68382, 74124, 74408, 83709, 91176, 98832, 111612, 121568, 136764, 148248, 148816, 167418, 182352, 197664, 223224, 269729, 273528, 296496, 297632, 334836, 364704, 446448, 539458, 547056, 592992, 669672, 809187, 892896, 1078916, 1094112, 1339344, 1618374, 2157832, 2427561, 2678688, 3236748, 4315664, 4855122, 6473496, 8631328, 9710244, 12946992, 19420488, 25893984, 38840976, 77681952]

約数ペア:

[(1, 77681952), (2, 38840976), (3, 25893984), (4, 19420488), (6, 12946992), (8, 9710244), (9, 8631328), (12, 6473496), (16, 4855122), (18, 4315664), (24, 3236748), (29, 2678688), (32, 2427561), (36, 2157832), (48, 1618374), (58, 1339344), (71, 1094112), (72, 1078916), (87, 892896), (96, 809187), (116, 669672), (131, 592992), (142, 547056), (144, 539458), (174, 446448), (213, 364704), (232, 334836), (261, 297632), (262, 296496), (284, 273528), (288, 269729), (348, 223224), (393, 197664), (426, 182352), (464, 167418), (522, 148816), (524, 148248), (568, 136764), (639, 121568), (696, 111612), (786, 98832), (852, 91176), (928, 83709), (1044, 74408), (1048, 74124), (1136, 68382), (1179, 65888), (1278, 60784), (1392, 55806), (1572, 49416), (1704, 45588), (2059, 37728), (2088, 37204), (2096, 37062), (2272, 34191), (2358, 32944), (2556, 30392), (2784, 27903), (3144, 24708), (3408, 22794), (3799, 20448), (4118, 18864), (4176, 18602), (4192, 18531), (4716, 16472), (5112, 15196), (6177, 12576), (6288, 12354), (6816, 11397), (7598, 10224), (8236, 9432), (8352, 9301)]