319811128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 784465920

約数和(自身を除く): 464654792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 37, 52, 56, 62, 74, 91, 104, 124, 148, 182, 217, 248, 259, 296, 364, 383, 403, 434, 481, 518, 728, 766, 806, 868, 962, 1036, 1147, 1532, 1612, 1736, 1924, 2072, 2294, 2681, 2821, 3064, 3224, 3367, 3848, 4588, 4979, 5362, 5642, 6734, 8029, 9176, 9958, 10724, 11284, 11873, 13468, 14171, 14911, 16058, 19916, 21448, 22568, 23746, 26936, 28342, 29822, 32116, 34853, 39832, 47492, 56684, 59644, 64232, 69706, 83111, 94984, 99197, 104377, 113368, 119288, 139412, 154349, 166222, 184223, 198394, 208754, 278824, 308698, 332444, 368446, 396788, 417508, 439301, 617396, 664888, 736892, 793576, 835016, 878602, 1080443, 1234792, 1289561, 1473784, 1757204, 2160886, 2579122, 3075107, 3514408, 4321772, 5158244, 5710913, 6150214, 8643544, 10316488, 11421826, 12300428, 22843652, 24600856, 39976391, 45687304, 79952782, 159905564, 319811128]

約数ペア:

[(1, 319811128), (2, 159905564), (4, 79952782), (7, 45687304), (8, 39976391), (13, 24600856), (14, 22843652), (26, 12300428), (28, 11421826), (31, 10316488), (37, 8643544), (52, 6150214), (56, 5710913), (62, 5158244), (74, 4321772), (91, 3514408), (104, 3075107), (124, 2579122), (148, 2160886), (182, 1757204), (217, 1473784), (248, 1289561), (259, 1234792), (296, 1080443), (364, 878602), (383, 835016), (403, 793576), (434, 736892), (481, 664888), (518, 617396), (728, 439301), (766, 417508), (806, 396788), (868, 368446), (962, 332444), (1036, 308698), (1147, 278824), (1532, 208754), (1612, 198394), (1736, 184223), (1924, 166222), (2072, 154349), (2294, 139412), (2681, 119288), (2821, 113368), (3064, 104377), (3224, 99197), (3367, 94984), (3848, 83111), (4588, 69706), (4979, 64232), (5362, 59644), (5642, 56684), (6734, 47492), (8029, 39832), (9176, 34853), (9958, 32116), (10724, 29822), (11284, 28342), (11873, 26936), (13468, 23746), (14171, 22568), (14911, 21448), (16058, 19916)]