256846156

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 557706240

約数和(自身を除く): 300860084

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 58, 74, 83, 103, 116, 148, 166, 203, 206, 259, 332, 406, 412, 518, 581, 721, 812, 1036, 1073, 1162, 1442, 2146, 2324, 2407, 2884, 2987, 3071, 3811, 4292, 4814, 5974, 6142, 7511, 7622, 8549, 9628, 11948, 12284, 15022, 15244, 16849, 17098, 20909, 21497, 26677, 30044, 33698, 34196, 41818, 42994, 53354, 59843, 67396, 83636, 85988, 89059, 106708, 110519, 119686, 178118, 221038, 239372, 247921, 316313, 356236, 442076, 495842, 623413, 632626, 773633, 991684, 1246826, 1265252, 1547266, 1735447, 2214191, 2493652, 3094532, 3470894, 4428382, 6941788, 8856764, 9173077, 18346154, 36692308, 64211539, 128423078, 256846156]

約数ペア:

[(1, 256846156), (2, 128423078), (4, 64211539), (7, 36692308), (14, 18346154), (28, 9173077), (29, 8856764), (37, 6941788), (58, 4428382), (74, 3470894), (83, 3094532), (103, 2493652), (116, 2214191), (148, 1735447), (166, 1547266), (203, 1265252), (206, 1246826), (259, 991684), (332, 773633), (406, 632626), (412, 623413), (518, 495842), (581, 442076), (721, 356236), (812, 316313), (1036, 247921), (1073, 239372), (1162, 221038), (1442, 178118), (2146, 119686), (2324, 110519), (2407, 106708), (2884, 89059), (2987, 85988), (3071, 83636), (3811, 67396), (4292, 59843), (4814, 53354), (5974, 42994), (6142, 41818), (7511, 34196), (7622, 33698), (8549, 30044), (9628, 26677), (11948, 21497), (12284, 20909), (15022, 17098), (15244, 16849)]