161404544

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^2\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 388620000

約数和(自身を除く): 227215456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 361, 448, 499, 532, 608, 722, 896, 998, 1064, 1216, 1444, 1996, 2128, 2432, 2527, 2888, 3493, 3992, 4256, 5054, 5776, 6986, 7984, 8512, 9481, 10108, 11552, 13972, 15968, 17024, 18962, 20216, 23104, 27944, 31936, 37924, 40432, 46208, 55888, 63872, 66367, 75848, 80864, 111776, 132734, 151696, 161728, 180139, 223552, 265468, 303392, 323456, 360278, 447104, 530936, 606784, 720556, 1061872, 1213568, 1260973, 1441112, 2123744, 2521946, 2882224, 4247488, 5043892, 5764448, 8494976, 10087784, 11528896, 20175568, 23057792, 40351136, 80702272, 161404544]

約数ペア:

[(1, 161404544), (2, 80702272), (4, 40351136), (7, 23057792), (8, 20175568), (14, 11528896), (16, 10087784), (19, 8494976), (28, 5764448), (32, 5043892), (38, 4247488), (56, 2882224), (64, 2521946), (76, 2123744), (112, 1441112), (128, 1260973), (133, 1213568), (152, 1061872), (224, 720556), (266, 606784), (304, 530936), (361, 447104), (448, 360278), (499, 323456), (532, 303392), (608, 265468), (722, 223552), (896, 180139), (998, 161728), (1064, 151696), (1216, 132734), (1444, 111776), (1996, 80864), (2128, 75848), (2432, 66367), (2527, 63872), (2888, 55888), (3493, 46208), (3992, 40432), (4256, 37924), (5054, 31936), (5776, 27944), (6986, 23104), (7984, 20216), (8512, 18962), (9481, 17024), (10108, 15968), (11552, 13972)]