820526352

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:421

約数の個数: 160

約数和(自身を含む): 2342707200

約数和(自身を除く): 1522180848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 34, 48, 51, 62, 68, 93, 102, 124, 136, 163, 186, 199, 204, 248, 272, 326, 372, 398, 408, 489, 496, 527, 597, 652, 744, 796, 816, 978, 1054, 1194, 1304, 1488, 1581, 1592, 1956, 2108, 2388, 2608, 2771, 3162, 3184, 3383, 3912, 4216, 4776, 5053, 5542, 6169, 6324, 6766, 7824, 8313, 8432, 9552, 10106, 10149, 11084, 12338, 12648, 13532, 15159, 16626, 18507, 20212, 20298, 22168, 24676, 25296, 27064, 30318, 32437, 33252, 37014, 40424, 40596, 44336, 49352, 54128, 60636, 64874, 66504, 74028, 80848, 81192, 85901, 97311, 98704, 104873, 121272, 129748, 133008, 148056, 162384, 171802, 194622, 209746, 242544, 257703, 259496, 296112, 314619, 343604, 389244, 419492, 515406, 518992, 551429, 629238, 687208, 778488, 838984, 1005547, 1030812, 1102858, 1258476, 1374416, 1556976, 1654287, 1677968, 2011094, 2061624, 2205716, 2516952, 3016641, 3308574, 4022188, 4123248, 4411432, 5033904, 6033282, 6617148, 8044376, 8822864, 12066564, 13234296, 16088752, 17094299, 24133128, 26468592, 34188598, 48266256, 51282897, 68377196, 102565794, 136754392, 205131588, 273508784, 410263176, 820526352]

約数ペア:

[(1, 820526352), (2, 410263176), (3, 273508784), (4, 205131588), (6, 136754392), (8, 102565794), (12, 68377196), (16, 51282897), (17, 48266256), (24, 34188598), (31, 26468592), (34, 24133128), (48, 17094299), (51, 16088752), (62, 13234296), (68, 12066564), (93, 8822864), (102, 8044376), (124, 6617148), (136, 6033282), (163, 5033904), (186, 4411432), (199, 4123248), (204, 4022188), (248, 3308574), (272, 3016641), (326, 2516952), (372, 2205716), (398, 2061624), (408, 2011094), (489, 1677968), (496, 1654287), (527, 1556976), (597, 1374416), (652, 1258476), (744, 1102858), (796, 1030812), (816, 1005547), (978, 838984), (1054, 778488), (1194, 687208), (1304, 629238), (1488, 551429), (1581, 518992), (1592, 515406), (1956, 419492), (2108, 389244), (2388, 343604), (2608, 314619), (2771, 296112), (3162, 259496), (3184, 257703), (3383, 242544), (3912, 209746), (4216, 194622), (4776, 171802), (5053, 162384), (5542, 148056), (6169, 133008), (6324, 129748), (6766, 121272), (7824, 104873), (8313, 98704), (8432, 97311), (9552, 85901), (10106, 81192), (10149, 80848), (11084, 74028), (12338, 66504), (12648, 64874), (13532, 60636), (15159, 54128), (16626, 49352), (18507, 44336), (20212, 40596), (20298, 40424), (22168, 37014), (24676, 33252), (25296, 32437), (27064, 30318)]