256838976

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19387}}^1$

素因数の和:19428

約数の個数: 84

約数和(自身を含む): 768230112

約数和(自身を除く): 511391136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 138, 144, 184, 192, 207, 276, 288, 368, 414, 552, 576, 736, 828, 1104, 1472, 1656, 2208, 3312, 4416, 6624, 13248, 19387, 38774, 58161, 77548, 116322, 155096, 174483, 232644, 310192, 348966, 445901, 465288, 620384, 697932, 891802, 930576, 1240768, 1337703, 1395864, 1783604, 1861152, 2675406, 2791728, 3567208, 3722304, 4013109, 5350812, 5583456, 7134416, 8026218, 10701624, 11166912, 14268832, 16052436, 21403248, 28537664, 32104872, 42806496, 64209744, 85612992, 128419488, 256838976]

約数ペア:

[(1, 256838976), (2, 128419488), (3, 85612992), (4, 64209744), (6, 42806496), (8, 32104872), (9, 28537664), (12, 21403248), (16, 16052436), (18, 14268832), (23, 11166912), (24, 10701624), (32, 8026218), (36, 7134416), (46, 5583456), (48, 5350812), (64, 4013109), (69, 3722304), (72, 3567208), (92, 2791728), (96, 2675406), (138, 1861152), (144, 1783604), (184, 1395864), (192, 1337703), (207, 1240768), (276, 930576), (288, 891802), (368, 697932), (414, 620384), (552, 465288), (576, 445901), (736, 348966), (828, 310192), (1104, 232644), (1472, 174483), (1656, 155096), (2208, 116322), (3312, 77548), (4416, 58161), (6624, 38774), (13248, 19387)]