1278010702976

素因数分解:

$2^7\times 7^1\times {\mathrm{42773}}^1\times {\mathrm{33347}}^1$

素因数の和:76141

約数の個数: 64

約数和(自身を含む): 2909911798080

約数和(自身を除く): 1631901095104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 33347, 42773, 66694, 85546, 133388, 171092, 233429, 266776, 299411, 342184, 466858, 533552, 598822, 684368, 933716, 1067104, 1197644, 1368736, 1867432, 2134208, 2395288, 2737472, 3734864, 4268416, 4790576, 5474944, 7469728, 9581152, 14939456, 19162304, 29878912, 38324608, 1426351231, 2852702462, 5705404924, 9984458617, 11410809848, 19968917234, 22821619696, 39937834468, 45643239392, 79875668936, 91286478784, 159751337872, 182572957568, 319502675744, 639005351488, 1278010702976]

約数ペア:

[(1, 1278010702976), (2, 639005351488), (4, 319502675744), (7, 182572957568), (8, 159751337872), (14, 91286478784), (16, 79875668936), (28, 45643239392), (32, 39937834468), (56, 22821619696), (64, 19968917234), (112, 11410809848), (128, 9984458617), (224, 5705404924), (448, 2852702462), (896, 1426351231), (33347, 38324608), (42773, 29878912), (66694, 19162304), (85546, 14939456), (133388, 9581152), (171092, 7469728), (233429, 5474944), (266776, 4790576), (299411, 4268416), (342184, 3734864), (466858, 2737472), (533552, 2395288), (598822, 2134208), (684368, 1867432), (933716, 1368736), (1067104, 1197644)]