139879936

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 80

約数和(自身を含む): 329978880

約数和(自身を除く): 190098944

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, 512, 868, 896, 992, 1259, 1736, 1792, 1984, 2518, 3472, 3584, 3968, 5036, 6944, 7936, 8813, 10072, 13888, 15872, 17626, 20144, 27776, 35252, 39029, 40288, 55552, 70504, 78058, 80576, 111104, 141008, 156116, 161152, 273203, 282016, 312232, 322304, 546406, 564032, 624464, 644608, 1092812, 1128064, 1248928, 2185624, 2256128, 2497856, 4371248, 4512256, 4995712, 8742496, 9991424, 17484992, 19982848, 34969984, 69939968, 139879936]

約数ペア:

[(1, 139879936), (2, 69939968), (4, 34969984), (7, 19982848), (8, 17484992), (14, 9991424), (16, 8742496), (28, 4995712), (31, 4512256), (32, 4371248), (56, 2497856), (62, 2256128), (64, 2185624), (112, 1248928), (124, 1128064), (128, 1092812), (217, 644608), (224, 624464), (248, 564032), (256, 546406), (434, 322304), (448, 312232), (496, 282016), (512, 273203), (868, 161152), (896, 156116), (992, 141008), (1259, 111104), (1736, 80576), (1792, 78058), (1984, 70504), (2518, 55552), (3472, 40288), (3584, 39029), (3968, 35252), (5036, 27776), (6944, 20144), (7936, 17626), (8813, 15872), (10072, 13888)]