205729888

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 536481792

約数和(自身を除く): 330751904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 43, 52, 53, 56, 62, 86, 91, 104, 106, 112, 124, 172, 182, 208, 212, 217, 224, 248, 301, 344, 364, 371, 403, 416, 424, 434, 496, 559, 602, 688, 689, 728, 742, 806, 848, 868, 992, 1118, 1204, 1333, 1376, 1378, 1456, 1484, 1612, 1643, 1696, 1736, 2236, 2279, 2408, 2666, 2756, 2821, 2912, 2968, 3224, 3286, 3472, 3913, 4472, 4558, 4816, 4823, 5332, 5512, 5642, 5936, 6448, 6572, 6944, 7826, 8944, 9116, 9331, 9632, 9646, 10664, 11024, 11284, 11501, 11872, 12896, 13144, 15652, 15953, 17329, 17888, 18232, 18662, 19292, 21328, 21359, 22048, 22568, 23002, 26288, 29627, 31304, 31906, 34658, 36464, 37324, 38584, 42656, 42718, 45136, 46004, 52576, 59254, 62608, 63812, 69316, 70649, 72928, 74648, 77168, 85436, 90272, 92008, 118508, 121303, 125216, 127624, 138632, 141298, 149296, 149513, 154336, 170872, 184016, 207389, 237016, 242606, 255248, 277264, 282596, 298592, 299026, 341744, 368032, 414778, 474032, 485212, 494543, 510496, 554528, 565192, 598052, 683488, 829556, 918437, 948064, 970424, 989086, 1130384, 1196104, 1659112, 1836874, 1940848, 1978172, 2260768, 2392208, 3318224, 3673748, 3881696, 3956344, 4784416, 6429059, 6636448, 7347496, 7912688, 12858118, 14694992, 15825376, 25716236, 29389984, 51432472, 102864944, 205729888]

約数ペア:

[(1, 205729888), (2, 102864944), (4, 51432472), (7, 29389984), (8, 25716236), (13, 15825376), (14, 14694992), (16, 12858118), (26, 7912688), (28, 7347496), (31, 6636448), (32, 6429059), (43, 4784416), (52, 3956344), (53, 3881696), (56, 3673748), (62, 3318224), (86, 2392208), (91, 2260768), (104, 1978172), (106, 1940848), (112, 1836874), (124, 1659112), (172, 1196104), (182, 1130384), (208, 989086), (212, 970424), (217, 948064), (224, 918437), (248, 829556), (301, 683488), (344, 598052), (364, 565192), (371, 554528), (403, 510496), (416, 494543), (424, 485212), (434, 474032), (496, 414778), (559, 368032), (602, 341744), (688, 299026), (689, 298592), (728, 282596), (742, 277264), (806, 255248), (848, 242606), (868, 237016), (992, 207389), (1118, 184016), (1204, 170872), (1333, 154336), (1376, 149513), (1378, 149296), (1456, 141298), (1484, 138632), (1612, 127624), (1643, 125216), (1696, 121303), (1736, 118508), (2236, 92008), (2279, 90272), (2408, 85436), (2666, 77168), (2756, 74648), (2821, 72928), (2912, 70649), (2968, 69316), (3224, 63812), (3286, 62608), (3472, 59254), (3913, 52576), (4472, 46004), (4558, 45136), (4816, 42718), (4823, 42656), (5332, 38584), (5512, 37324), (5642, 36464), (5936, 34658), (6448, 31906), (6572, 31304), (6944, 29627), (7826, 26288), (8944, 23002), (9116, 22568), (9331, 22048), (9632, 21359), (9646, 21328), (10664, 19292), (11024, 18662), (11284, 18232), (11501, 17888), (11872, 17329), (12896, 15953), (13144, 15652)]