1287802656

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1301}}^1$

素因数の和:1815

約数の個数: 144

約数和(自身を含む): 4197106368

約数和(自身を除く): 2909303712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 491, 504, 672, 982, 1008, 1301, 1473, 1964, 2016, 2602, 2946, 3437, 3903, 3928, 4419, 5204, 5892, 6874, 7806, 7856, 8838, 9107, 10311, 10408, 11709, 11784, 13748, 15612, 15712, 17676, 18214, 20622, 20816, 23418, 23568, 27321, 27496, 30933, 31224, 35352, 36428, 41244, 41632, 46836, 47136, 54642, 54992, 61866, 62448, 70704, 72856, 81963, 82488, 93672, 109284, 109984, 123732, 124896, 141408, 145712, 163926, 164976, 187344, 218568, 247464, 291424, 327852, 329952, 374688, 437136, 494928, 638791, 655704, 874272, 989856, 1277582, 1311408, 1916373, 2555164, 2622816, 3832746, 4471537, 5110328, 5749119, 7665492, 8943074, 10220656, 11498238, 13414611, 15330984, 17886148, 20441312, 22996476, 26829222, 30661968, 35772296, 40243833, 45992952, 53658444, 61323936, 71544592, 80487666, 91985904, 107316888, 143089184, 160975332, 183971808, 214633776, 321950664, 429267552, 643901328, 1287802656]

約数ペア:

[(1, 1287802656), (2, 643901328), (3, 429267552), (4, 321950664), (6, 214633776), (7, 183971808), (8, 160975332), (9, 143089184), (12, 107316888), (14, 91985904), (16, 80487666), (18, 71544592), (21, 61323936), (24, 53658444), (28, 45992952), (32, 40243833), (36, 35772296), (42, 30661968), (48, 26829222), (56, 22996476), (63, 20441312), (72, 17886148), (84, 15330984), (96, 13414611), (112, 11498238), (126, 10220656), (144, 8943074), (168, 7665492), (224, 5749119), (252, 5110328), (288, 4471537), (336, 3832746), (491, 2622816), (504, 2555164), (672, 1916373), (982, 1311408), (1008, 1277582), (1301, 989856), (1473, 874272), (1964, 655704), (2016, 638791), (2602, 494928), (2946, 437136), (3437, 374688), (3903, 329952), (3928, 327852), (4419, 291424), (5204, 247464), (5892, 218568), (6874, 187344), (7806, 164976), (7856, 163926), (8838, 145712), (9107, 141408), (10311, 124896), (10408, 123732), (11709, 109984), (11784, 109284), (13748, 93672), (15612, 82488), (15712, 81963), (17676, 72856), (18214, 70704), (20622, 62448), (20816, 61866), (23418, 54992), (23568, 54642), (27321, 47136), (27496, 46836), (30933, 41632), (31224, 41244), (35352, 36428)]