138494608

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 320265216

約数和(自身を除く): 181770608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 113, 124, 217, 226, 248, 353, 434, 452, 496, 706, 791, 868, 904, 1412, 1582, 1736, 1808, 2471, 2824, 3164, 3472, 3503, 4942, 5648, 6328, 7006, 9884, 10943, 12656, 14012, 19768, 21886, 24521, 28024, 39536, 39889, 43772, 49042, 56048, 76601, 79778, 87544, 98084, 153202, 159556, 175088, 196168, 279223, 306404, 319112, 392336, 558446, 612808, 638224, 1116892, 1225616, 1236559, 2233784, 2473118, 4467568, 4946236, 8655913, 9892472, 17311826, 19784944, 34623652, 69247304, 138494608]

約数ペア:

[(1, 138494608), (2, 69247304), (4, 34623652), (7, 19784944), (8, 17311826), (14, 9892472), (16, 8655913), (28, 4946236), (31, 4467568), (56, 2473118), (62, 2233784), (112, 1236559), (113, 1225616), (124, 1116892), (217, 638224), (226, 612808), (248, 558446), (353, 392336), (434, 319112), (452, 306404), (496, 279223), (706, 196168), (791, 175088), (868, 159556), (904, 153202), (1412, 98084), (1582, 87544), (1736, 79778), (1808, 76601), (2471, 56048), (2824, 49042), (3164, 43772), (3472, 39889), (3503, 39536), (4942, 28024), (5648, 24521), (6328, 21886), (7006, 19768), (9884, 14012), (10943, 12656)]