128601984

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{47843}}^1$

素因数の和:47867

約数の個数: 64

約数和(自身を含む): 390407040

約数和(自身を除く): 261805056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 47843, 95686, 143529, 191372, 287058, 334901, 382744, 574116, 669802, 765488, 1004703, 1148232, 1339604, 1530976, 2009406, 2296464, 2679208, 3061952, 4018812, 4592928, 5358416, 6123904, 8037624, 9185856, 10716832, 16075248, 18371712, 21433664, 32150496, 42867328, 64300992, 128601984]

約数ペア:

[(1, 128601984), (2, 64300992), (3, 42867328), (4, 32150496), (6, 21433664), (7, 18371712), (8, 16075248), (12, 10716832), (14, 9185856), (16, 8037624), (21, 6123904), (24, 5358416), (28, 4592928), (32, 4018812), (42, 3061952), (48, 2679208), (56, 2296464), (64, 2009406), (84, 1530976), (96, 1339604), (112, 1148232), (128, 1004703), (168, 765488), (192, 669802), (224, 574116), (336, 382744), (384, 334901), (448, 287058), (672, 191372), (896, 143529), (1344, 95686), (2688, 47843)]