205309728

素因数分解:

$2^5\times 3^6\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:718

約数の個数: 168

約数和(自身を含む): 653609628

約数和(自身を除く): 448299900

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 288, 312, 324, 351, 416, 432, 468, 486, 624, 648, 677, 702, 729, 864, 936, 972, 1053, 1248, 1296, 1354, 1404, 1458, 1872, 1944, 2031, 2106, 2592, 2708, 2808, 2916, 3159, 3744, 3888, 4062, 4212, 5416, 5616, 5832, 6093, 6318, 7776, 8124, 8424, 8801, 9477, 10832, 11232, 11664, 12186, 12636, 16248, 16848, 17602, 18279, 18954, 21664, 23328, 24372, 25272, 26403, 32496, 33696, 35204, 36558, 37908, 48744, 50544, 52806, 54837, 64992, 70408, 73116, 75816, 79209, 97488, 101088, 105612, 109674, 140816, 146232, 151632, 158418, 164511, 194976, 211224, 219348, 237627, 281632, 292464, 303264, 316836, 329022, 422448, 438696, 475254, 493533, 584928, 633672, 658044, 712881, 844896, 877392, 950508, 987066, 1267344, 1316088, 1425762, 1754784, 1901016, 1974132, 2138643, 2534688, 2632176, 2851524, 3802032, 3948264, 4277286, 5264352, 5703048, 6415929, 7604064, 7896528, 8554572, 11406096, 12831858, 15793056, 17109144, 22812192, 25663716, 34218288, 51327432, 68436576, 102654864, 205309728]

約数ペア:

[(1, 205309728), (2, 102654864), (3, 68436576), (4, 51327432), (6, 34218288), (8, 25663716), (9, 22812192), (12, 17109144), (13, 15793056), (16, 12831858), (18, 11406096), (24, 8554572), (26, 7896528), (27, 7604064), (32, 6415929), (36, 5703048), (39, 5264352), (48, 4277286), (52, 3948264), (54, 3802032), (72, 2851524), (78, 2632176), (81, 2534688), (96, 2138643), (104, 1974132), (108, 1901016), (117, 1754784), (144, 1425762), (156, 1316088), (162, 1267344), (208, 987066), (216, 950508), (234, 877392), (243, 844896), (288, 712881), (312, 658044), (324, 633672), (351, 584928), (416, 493533), (432, 475254), (468, 438696), (486, 422448), (624, 329022), (648, 316836), (677, 303264), (702, 292464), (729, 281632), (864, 237627), (936, 219348), (972, 211224), (1053, 194976), (1248, 164511), (1296, 158418), (1354, 151632), (1404, 146232), (1458, 140816), (1872, 109674), (1944, 105612), (2031, 101088), (2106, 97488), (2592, 79209), (2708, 75816), (2808, 73116), (2916, 70408), (3159, 64992), (3744, 54837), (3888, 52806), (4062, 50544), (4212, 48744), (5416, 37908), (5616, 36558), (5832, 35204), (6093, 33696), (6318, 32496), (7776, 26403), (8124, 25272), (8424, 24372), (8801, 23328), (9477, 21664), (10832, 18954), (11232, 18279), (11664, 17602), (12186, 16848), (12636, 16248)]