140695856

素因数分解:

$2^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 80

約数和(自身を含む): 328550400

約数和(自身を除く): 187854544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 343, 392, 434, 496, 686, 784, 827, 868, 1372, 1519, 1654, 1736, 2744, 3038, 3308, 3472, 5488, 5789, 6076, 6616, 10633, 11578, 12152, 13232, 21266, 23156, 24304, 25637, 40523, 42532, 46312, 51274, 81046, 85064, 92624, 102548, 162092, 170128, 179459, 205096, 283661, 324184, 358918, 410192, 567322, 648368, 717836, 1134644, 1256213, 1435672, 2269288, 2512426, 2871344, 4538576, 5024852, 8793491, 10049704, 17586982, 20099408, 35173964, 70347928, 140695856]

約数ペア:

[(1, 140695856), (2, 70347928), (4, 35173964), (7, 20099408), (8, 17586982), (14, 10049704), (16, 8793491), (28, 5024852), (31, 4538576), (49, 2871344), (56, 2512426), (62, 2269288), (98, 1435672), (112, 1256213), (124, 1134644), (196, 717836), (217, 648368), (248, 567322), (343, 410192), (392, 358918), (434, 324184), (496, 283661), (686, 205096), (784, 179459), (827, 170128), (868, 162092), (1372, 102548), (1519, 92624), (1654, 85064), (1736, 81046), (2744, 51274), (3038, 46312), (3308, 42532), (3472, 40523), (5488, 25637), (5789, 24304), (6076, 23156), (6616, 21266), (10633, 13232), (11578, 12152)]