247622144

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^2\times {\mathrm{571}}^1$

素因数の和:618

約数の個数: 120

約数和(自身を含む): 622605984

約数和(自身を除く): 374983840

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 484, 512, 571, 616, 704, 847, 896, 968, 1142, 1232, 1408, 1694, 1792, 1936, 2284, 2464, 2816, 3388, 3584, 3872, 3997, 4568, 4928, 5632, 6281, 6776, 7744, 7994, 9136, 9856, 12562, 13552, 15488, 15988, 18272, 19712, 25124, 27104, 30976, 31976, 36544, 39424, 43967, 50248, 54208, 61952, 63952, 69091, 73088, 87934, 100496, 108416, 127904, 138182, 146176, 175868, 200992, 216832, 255808, 276364, 292352, 351736, 401984, 433664, 483637, 511616, 552728, 703472, 803968, 967274, 1023232, 1105456, 1406944, 1607936, 1934548, 2046464, 2210912, 2813888, 3215872, 3869096, 4421824, 5627776, 7738192, 8843648, 11255552, 15476384, 17687296, 22511104, 30952768, 35374592, 61905536, 123811072, 247622144]

約数ペア:

[(1, 247622144), (2, 123811072), (4, 61905536), (7, 35374592), (8, 30952768), (11, 22511104), (14, 17687296), (16, 15476384), (22, 11255552), (28, 8843648), (32, 7738192), (44, 5627776), (56, 4421824), (64, 3869096), (77, 3215872), (88, 2813888), (112, 2210912), (121, 2046464), (128, 1934548), (154, 1607936), (176, 1406944), (224, 1105456), (242, 1023232), (256, 967274), (308, 803968), (352, 703472), (448, 552728), (484, 511616), (512, 483637), (571, 433664), (616, 401984), (704, 351736), (847, 292352), (896, 276364), (968, 255808), (1142, 216832), (1232, 200992), (1408, 175868), (1694, 146176), (1792, 138182), (1936, 127904), (2284, 108416), (2464, 100496), (2816, 87934), (3388, 73088), (3584, 69091), (3872, 63952), (3997, 61952), (4568, 54208), (4928, 50248), (5632, 43967), (6281, 39424), (6776, 36544), (7744, 31976), (7994, 30976), (9136, 27104), (9856, 25124), (12562, 19712), (13552, 18272), (15488, 15988)]