205106688

素因数分解:

$2^9\times 3^3\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:465

約数の個数: 160

約数和(自身を含む): 625093920

約数和(自身を除く): 419987232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 192, 216, 222, 256, 288, 296, 333, 384, 401, 432, 444, 512, 576, 592, 666, 768, 802, 864, 888, 999, 1152, 1184, 1203, 1332, 1536, 1604, 1728, 1776, 1998, 2304, 2368, 2406, 2664, 3208, 3456, 3552, 3609, 3996, 4608, 4736, 4812, 5328, 6416, 6912, 7104, 7218, 7992, 9472, 9624, 10656, 10827, 12832, 13824, 14208, 14436, 14837, 15984, 18944, 19248, 21312, 21654, 25664, 28416, 28872, 29674, 31968, 38496, 42624, 43308, 44511, 51328, 56832, 57744, 59348, 63936, 76992, 85248, 86616, 89022, 102656, 115488, 118696, 127872, 133533, 153984, 170496, 173232, 178044, 205312, 230976, 237392, 255744, 267066, 307968, 346464, 356088, 400599, 461952, 474784, 511488, 534132, 615936, 692928, 712176, 801198, 923904, 949568, 1068264, 1385856, 1424352, 1602396, 1847808, 1899136, 2136528, 2771712, 2848704, 3204792, 3798272, 4273056, 5543424, 5697408, 6409584, 7596544, 8546112, 11394816, 12819168, 17092224, 22789632, 25638336, 34184448, 51276672, 68368896, 102553344, 205106688]

約数ペア:

[(1, 205106688), (2, 102553344), (3, 68368896), (4, 51276672), (6, 34184448), (8, 25638336), (9, 22789632), (12, 17092224), (16, 12819168), (18, 11394816), (24, 8546112), (27, 7596544), (32, 6409584), (36, 5697408), (37, 5543424), (48, 4273056), (54, 3798272), (64, 3204792), (72, 2848704), (74, 2771712), (96, 2136528), (108, 1899136), (111, 1847808), (128, 1602396), (144, 1424352), (148, 1385856), (192, 1068264), (216, 949568), (222, 923904), (256, 801198), (288, 712176), (296, 692928), (333, 615936), (384, 534132), (401, 511488), (432, 474784), (444, 461952), (512, 400599), (576, 356088), (592, 346464), (666, 307968), (768, 267066), (802, 255744), (864, 237392), (888, 230976), (999, 205312), (1152, 178044), (1184, 173232), (1203, 170496), (1332, 153984), (1536, 133533), (1604, 127872), (1728, 118696), (1776, 115488), (1998, 102656), (2304, 89022), (2368, 86616), (2406, 85248), (2664, 76992), (3208, 63936), (3456, 59348), (3552, 57744), (3609, 56832), (3996, 51328), (4608, 44511), (4736, 43308), (4812, 42624), (5328, 38496), (6416, 31968), (6912, 29674), (7104, 28872), (7218, 28416), (7992, 25664), (9472, 21654), (9624, 21312), (10656, 19248), (10827, 18944), (12832, 15984), (13824, 14837), (14208, 14436)]