181271272

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 450455040

約数和(自身を除く): 269183768

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 97, 104, 119, 136, 151, 182, 194, 221, 238, 302, 364, 388, 442, 476, 604, 679, 728, 776, 884, 952, 1057, 1208, 1261, 1358, 1547, 1649, 1768, 1963, 2114, 2522, 2567, 2716, 3094, 3298, 3926, 4228, 5044, 5134, 5432, 6188, 6596, 7852, 8456, 8827, 10088, 10268, 11543, 12376, 13192, 13741, 14647, 15704, 17654, 17969, 20536, 21437, 23086, 27482, 29294, 33371, 35308, 35938, 42874, 46172, 54964, 58588, 66742, 70616, 71876, 85748, 92344, 102529, 109928, 117176, 133484, 143752, 150059, 171496, 190411, 205058, 233597, 248999, 266968, 300118, 380822, 410116, 467194, 497998, 600236, 761644, 820232, 934388, 995996, 1200472, 1332877, 1523288, 1742993, 1868776, 1991992, 2665754, 3236987, 3485986, 5331508, 6473974, 6971972, 10663016, 12947948, 13943944, 22658909, 25895896, 45317818, 90635636, 181271272]

約数ペア:

[(1, 181271272), (2, 90635636), (4, 45317818), (7, 25895896), (8, 22658909), (13, 13943944), (14, 12947948), (17, 10663016), (26, 6971972), (28, 6473974), (34, 5331508), (52, 3485986), (56, 3236987), (68, 2665754), (91, 1991992), (97, 1868776), (104, 1742993), (119, 1523288), (136, 1332877), (151, 1200472), (182, 995996), (194, 934388), (221, 820232), (238, 761644), (302, 600236), (364, 497998), (388, 467194), (442, 410116), (476, 380822), (604, 300118), (679, 266968), (728, 248999), (776, 233597), (884, 205058), (952, 190411), (1057, 171496), (1208, 150059), (1261, 143752), (1358, 133484), (1547, 117176), (1649, 109928), (1768, 102529), (1963, 92344), (2114, 85748), (2522, 71876), (2567, 70616), (2716, 66742), (3094, 58588), (3298, 54964), (3926, 46172), (4228, 42874), (5044, 35938), (5134, 35308), (5432, 33371), (6188, 29294), (6596, 27482), (7852, 23086), (8456, 21437), (8827, 20536), (10088, 17969), (10268, 17654), (11543, 15704), (12376, 14647), (13192, 13741)]