145940288

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 84

約数和(自身を含む): 319052448

約数和(自身を除く): 173112160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 131, 169, 206, 208, 262, 338, 412, 416, 524, 676, 824, 832, 1048, 1339, 1352, 1648, 1703, 2096, 2678, 2704, 3296, 3406, 4192, 5356, 5408, 6592, 6812, 8384, 10712, 10816, 13493, 13624, 17407, 21424, 22139, 26986, 27248, 34814, 42848, 44278, 53972, 54496, 69628, 85696, 88556, 107944, 108992, 139256, 175409, 177112, 215888, 278512, 350818, 354224, 431776, 557024, 701636, 708448, 863552, 1114048, 1403272, 1416896, 2280317, 2806544, 4560634, 5613088, 9121268, 11226176, 18242536, 36485072, 72970144, 145940288]

約数ペア:

[(1, 145940288), (2, 72970144), (4, 36485072), (8, 18242536), (13, 11226176), (16, 9121268), (26, 5613088), (32, 4560634), (52, 2806544), (64, 2280317), (103, 1416896), (104, 1403272), (131, 1114048), (169, 863552), (206, 708448), (208, 701636), (262, 557024), (338, 431776), (412, 354224), (416, 350818), (524, 278512), (676, 215888), (824, 177112), (832, 175409), (1048, 139256), (1339, 108992), (1352, 107944), (1648, 88556), (1703, 85696), (2096, 69628), (2678, 54496), (2704, 53972), (3296, 44278), (3406, 42848), (4192, 34814), (5356, 27248), (5408, 26986), (6592, 22139), (6812, 21424), (8384, 17407), (10712, 13624), (10816, 13493)]