123380992

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 290673152

約数和(自身を除く): 167292160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 2221, 3472, 3968, 4442, 6944, 7936, 8884, 13888, 15547, 17768, 27776, 31094, 35536, 55552, 62188, 68851, 71072, 124376, 137702, 142144, 248752, 275404, 284288, 481957, 497504, 550808, 568576, 963914, 995008, 1101616, 1927828, 1990016, 2203232, 3855656, 3980032, 4406464, 7711312, 8812928, 15422624, 17625856, 30845248, 61690496, 123380992]

約数ペア:

[(1, 123380992), (2, 61690496), (4, 30845248), (7, 17625856), (8, 15422624), (14, 8812928), (16, 7711312), (28, 4406464), (31, 3980032), (32, 3855656), (56, 2203232), (62, 1990016), (64, 1927828), (112, 1101616), (124, 995008), (128, 963914), (217, 568576), (224, 550808), (248, 497504), (256, 481957), (434, 284288), (448, 275404), (496, 248752), (868, 142144), (896, 137702), (992, 124376), (1736, 71072), (1792, 68851), (1984, 62188), (2221, 55552), (3472, 35536), (3968, 31094), (4442, 27776), (6944, 17768), (7936, 15547), (8884, 13888)]