642136768

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:887

約数の個数: 168

約数和(自身を含む): 1682343600

約数和(自身を除く): 1040206832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 224, 247, 266, 304, 364, 392, 416, 448, 494, 532, 608, 637, 728, 784, 829, 832, 931, 988, 1064, 1216, 1274, 1456, 1568, 1658, 1729, 1862, 1976, 2128, 2548, 2912, 3136, 3316, 3458, 3724, 3952, 4256, 5096, 5803, 5824, 6632, 6916, 7448, 7904, 8512, 10192, 10777, 11606, 12103, 13264, 13832, 14896, 15751, 15808, 20384, 21554, 23212, 24206, 26528, 27664, 29792, 31502, 40621, 40768, 43108, 46424, 48412, 53056, 55328, 59584, 63004, 75439, 81242, 86216, 92848, 96824, 110257, 110656, 126008, 150878, 162484, 172432, 185696, 193648, 204763, 220514, 252016, 301756, 324968, 344864, 371392, 387296, 409526, 441028, 504032, 528073, 603512, 649936, 689728, 771799, 774592, 819052, 882056, 1008064, 1056146, 1207024, 1299872, 1433341, 1543598, 1638104, 1764112, 2112292, 2414048, 2599744, 2866682, 3087196, 3276208, 3528224, 4224584, 4828096, 5733364, 6174392, 6552416, 7056448, 8449168, 10033387, 11466728, 12348784, 13104832, 16898336, 20066774, 22933456, 24697568, 33796672, 40133548, 45866912, 49395136, 80267096, 91733824, 160534192, 321068384, 642136768]

約数ペア:

[(1, 642136768), (2, 321068384), (4, 160534192), (7, 91733824), (8, 80267096), (13, 49395136), (14, 45866912), (16, 40133548), (19, 33796672), (26, 24697568), (28, 22933456), (32, 20066774), (38, 16898336), (49, 13104832), (52, 12348784), (56, 11466728), (64, 10033387), (76, 8449168), (91, 7056448), (98, 6552416), (104, 6174392), (112, 5733364), (133, 4828096), (152, 4224584), (182, 3528224), (196, 3276208), (208, 3087196), (224, 2866682), (247, 2599744), (266, 2414048), (304, 2112292), (364, 1764112), (392, 1638104), (416, 1543598), (448, 1433341), (494, 1299872), (532, 1207024), (608, 1056146), (637, 1008064), (728, 882056), (784, 819052), (829, 774592), (832, 771799), (931, 689728), (988, 649936), (1064, 603512), (1216, 528073), (1274, 504032), (1456, 441028), (1568, 409526), (1658, 387296), (1729, 371392), (1862, 344864), (1976, 324968), (2128, 301756), (2548, 252016), (2912, 220514), (3136, 204763), (3316, 193648), (3458, 185696), (3724, 172432), (3952, 162484), (4256, 150878), (5096, 126008), (5803, 110656), (5824, 110257), (6632, 96824), (6916, 92848), (7448, 86216), (7904, 81242), (8512, 75439), (10192, 63004), (10777, 59584), (11606, 55328), (12103, 53056), (13264, 48412), (13832, 46424), (14896, 43108), (15751, 40768), (15808, 40621), (20384, 31502), (21554, 29792), (23212, 27664), (24206, 26528)]