664851912

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 1845244800

約数和(自身を除く): 1180392888

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 83, 87, 102, 116, 136, 166, 174, 204, 232, 249, 332, 348, 408, 493, 498, 664, 677, 696, 986, 996, 1354, 1411, 1479, 1972, 1992, 2031, 2407, 2708, 2822, 2958, 3944, 4062, 4233, 4814, 5416, 5644, 5916, 7221, 8124, 8466, 9628, 11288, 11509, 11832, 14442, 16248, 16932, 19256, 19633, 23018, 28884, 33864, 34527, 39266, 40919, 46036, 56191, 57768, 58899, 69054, 78532, 81838, 92072, 112382, 117798, 122757, 138108, 157064, 163676, 168573, 224764, 235596, 245514, 276216, 327352, 333761, 337146, 449528, 471192, 491028, 667522, 674292, 955247, 982056, 1001283, 1335044, 1348584, 1629539, 1910494, 2002566, 2670088, 2865741, 3259078, 3820988, 4005132, 4888617, 5731482, 6518156, 7641976, 8010264, 9777234, 11462964, 13036312, 19554468, 22925928, 27702163, 39108936, 55404326, 83106489, 110808652, 166212978, 221617304, 332425956, 664851912]

約数ペア:

[(1, 664851912), (2, 332425956), (3, 221617304), (4, 166212978), (6, 110808652), (8, 83106489), (12, 55404326), (17, 39108936), (24, 27702163), (29, 22925928), (34, 19554468), (51, 13036312), (58, 11462964), (68, 9777234), (83, 8010264), (87, 7641976), (102, 6518156), (116, 5731482), (136, 4888617), (166, 4005132), (174, 3820988), (204, 3259078), (232, 2865741), (249, 2670088), (332, 2002566), (348, 1910494), (408, 1629539), (493, 1348584), (498, 1335044), (664, 1001283), (677, 982056), (696, 955247), (986, 674292), (996, 667522), (1354, 491028), (1411, 471192), (1479, 449528), (1972, 337146), (1992, 333761), (2031, 327352), (2407, 276216), (2708, 245514), (2822, 235596), (2958, 224764), (3944, 168573), (4062, 163676), (4233, 157064), (4814, 138108), (5416, 122757), (5644, 117798), (5916, 112382), (7221, 92072), (8124, 81838), (8466, 78532), (9628, 69054), (11288, 58899), (11509, 57768), (11832, 56191), (14442, 46036), (16248, 40919), (16932, 39266), (19256, 34527), (19633, 33864), (23018, 28884)]