140445872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2129}}^1$

素因数の和:2194

約数の個数: 80

約数和(自身を含む): 338073600

約数和(自身を除く): 197627728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2129, 2356, 3472, 4123, 4258, 4712, 8246, 8516, 9424, 14903, 16492, 17032, 29806, 32984, 34064, 40451, 59612, 65968, 65999, 80902, 119224, 131998, 161804, 238448, 263996, 283157, 323608, 461993, 527992, 566314, 647216, 923986, 1055984, 1132628, 1253981, 1847972, 2265256, 2507962, 3695944, 4530512, 5015924, 7391888, 8777867, 10031848, 17555734, 20063696, 35111468, 70222936, 140445872]

約数ペア:

[(1, 140445872), (2, 70222936), (4, 35111468), (7, 20063696), (8, 17555734), (14, 10031848), (16, 8777867), (19, 7391888), (28, 5015924), (31, 4530512), (38, 3695944), (56, 2507962), (62, 2265256), (76, 1847972), (112, 1253981), (124, 1132628), (133, 1055984), (152, 923986), (217, 647216), (248, 566314), (266, 527992), (304, 461993), (434, 323608), (496, 283157), (532, 263996), (589, 238448), (868, 161804), (1064, 131998), (1178, 119224), (1736, 80902), (2128, 65999), (2129, 65968), (2356, 59612), (3472, 40451), (4123, 34064), (4258, 32984), (4712, 29806), (8246, 17032), (8516, 16492), (9424, 14903)]