722275136

素因数分解:

$2^6\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 112

約数和(自身を含む): 1613855040

約数和(自身を除く): 891579904

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 121, 122, 139, 176, 242, 244, 278, 352, 484, 488, 556, 671, 704, 968, 976, 1112, 1331, 1342, 1529, 1936, 1952, 2224, 2662, 2684, 3058, 3872, 3904, 4448, 5324, 5368, 6116, 7381, 7744, 8479, 8896, 10648, 10736, 12232, 14762, 16819, 16958, 21296, 21472, 24464, 29524, 33638, 33916, 42592, 42944, 48928, 59048, 67276, 67832, 81191, 85184, 93269, 97856, 118096, 134552, 135664, 162382, 185009, 186538, 236192, 269104, 271328, 324764, 370018, 373076, 472384, 538208, 542656, 649528, 740036, 746152, 1025959, 1076416, 1299056, 1480072, 1492304, 2051918, 2598112, 2960144, 2984608, 4103836, 5196224, 5920288, 5969216, 8207672, 11285549, 11840576, 16415344, 22571098, 32830688, 45142196, 65661376, 90284392, 180568784, 361137568, 722275136]

約数ペア:

[(1, 722275136), (2, 361137568), (4, 180568784), (8, 90284392), (11, 65661376), (16, 45142196), (22, 32830688), (32, 22571098), (44, 16415344), (61, 11840576), (64, 11285549), (88, 8207672), (121, 5969216), (122, 5920288), (139, 5196224), (176, 4103836), (242, 2984608), (244, 2960144), (278, 2598112), (352, 2051918), (484, 1492304), (488, 1480072), (556, 1299056), (671, 1076416), (704, 1025959), (968, 746152), (976, 740036), (1112, 649528), (1331, 542656), (1342, 538208), (1529, 472384), (1936, 373076), (1952, 370018), (2224, 324764), (2662, 271328), (2684, 269104), (3058, 236192), (3872, 186538), (3904, 185009), (4448, 162382), (5324, 135664), (5368, 134552), (6116, 118096), (7381, 97856), (7744, 93269), (8479, 85184), (8896, 81191), (10648, 67832), (10736, 67276), (12232, 59048), (14762, 48928), (16819, 42944), (16958, 42592), (21296, 33916), (21472, 33638), (24464, 29524)]