399879312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9371}}^1$

素因数の和:9516

約数の個数: 80

約数和(自身を含む): 1190019072

約数和(自身を除く): 790139760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 127, 168, 254, 336, 381, 508, 762, 889, 1016, 1524, 1778, 2032, 2667, 3048, 3556, 5334, 6096, 7112, 9371, 10668, 14224, 18742, 21336, 28113, 37484, 42672, 56226, 65597, 74968, 112452, 131194, 149936, 196791, 224904, 262388, 393582, 449808, 524776, 787164, 1049552, 1190117, 1574328, 2380234, 3148656, 3570351, 4760468, 7140702, 8330819, 9520936, 14281404, 16661638, 19041872, 24992457, 28562808, 33323276, 49984914, 57125616, 66646552, 99969828, 133293104, 199939656, 399879312]

約数ペア:

[(1, 399879312), (2, 199939656), (3, 133293104), (4, 99969828), (6, 66646552), (7, 57125616), (8, 49984914), (12, 33323276), (14, 28562808), (16, 24992457), (21, 19041872), (24, 16661638), (28, 14281404), (42, 9520936), (48, 8330819), (56, 7140702), (84, 4760468), (112, 3570351), (127, 3148656), (168, 2380234), (254, 1574328), (336, 1190117), (381, 1049552), (508, 787164), (762, 524776), (889, 449808), (1016, 393582), (1524, 262388), (1778, 224904), (2032, 196791), (2667, 149936), (3048, 131194), (3556, 112452), (5334, 74968), (6096, 65597), (7112, 56226), (9371, 42672), (10668, 37484), (14224, 28113), (18742, 21336)]