216659968

素因数分解:

$2^{11}\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 321128192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 127, 128, 136, 196, 224, 238, 254, 256, 272, 392, 448, 476, 508, 512, 544, 784, 833, 889, 896, 952, 1016, 1024, 1088, 1568, 1666, 1778, 1792, 1904, 2032, 2048, 2159, 2176, 3136, 3332, 3556, 3584, 3808, 4064, 4318, 4352, 6223, 6272, 6664, 7112, 7168, 7616, 8128, 8636, 8704, 12446, 12544, 13328, 14224, 14336, 15113, 15232, 16256, 17272, 17408, 24892, 25088, 26656, 28448, 30226, 30464, 32512, 34544, 34816, 49784, 50176, 53312, 56896, 60452, 60928, 65024, 69088, 99568, 100352, 105791, 106624, 113792, 120904, 121856, 130048, 138176, 199136, 211582, 213248, 227584, 241808, 243712, 260096, 276352, 398272, 423164, 426496, 455168, 483616, 552704, 796544, 846328, 852992, 910336, 967232, 1105408, 1593088, 1692656, 1705984, 1820672, 1934464, 2210816, 3186176, 3385312, 3868928, 4421632, 6372352, 6770624, 7737856, 12744704, 13541248, 15475712, 27082496, 30951424, 54164992, 108329984, 216659968]

約数ペア:

[(1, 216659968), (2, 108329984), (4, 54164992), (7, 30951424), (8, 27082496), (14, 15475712), (16, 13541248), (17, 12744704), (28, 7737856), (32, 6770624), (34, 6372352), (49, 4421632), (56, 3868928), (64, 3385312), (68, 3186176), (98, 2210816), (112, 1934464), (119, 1820672), (127, 1705984), (128, 1692656), (136, 1593088), (196, 1105408), (224, 967232), (238, 910336), (254, 852992), (256, 846328), (272, 796544), (392, 552704), (448, 483616), (476, 455168), (508, 426496), (512, 423164), (544, 398272), (784, 276352), (833, 260096), (889, 243712), (896, 241808), (952, 227584), (1016, 213248), (1024, 211582), (1088, 199136), (1568, 138176), (1666, 130048), (1778, 121856), (1792, 120904), (1904, 113792), (2032, 106624), (2048, 105791), (2159, 100352), (2176, 99568), (3136, 69088), (3332, 65024), (3556, 60928), (3584, 60452), (3808, 56896), (4064, 53312), (4318, 50176), (4352, 49784), (6223, 34816), (6272, 34544), (6664, 32512), (7112, 30464), (7168, 30226), (7616, 28448), (8128, 26656), (8636, 25088), (8704, 24892), (12446, 17408), (12544, 17272), (13328, 16256), (14224, 15232), (14336, 15113)]