128378712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 404029440

約数和(自身を除く): 275650728

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 127, 132, 154, 168, 231, 254, 264, 308, 381, 462, 508, 547, 616, 762, 889, 924, 1016, 1094, 1397, 1524, 1641, 1778, 1848, 2188, 2667, 2794, 3048, 3282, 3556, 3829, 4191, 4376, 5334, 5588, 6017, 6564, 7112, 7658, 8382, 9779, 10668, 11176, 11487, 12034, 13128, 15316, 16764, 18051, 19558, 21336, 22974, 24068, 29337, 30632, 33528, 36102, 39116, 42119, 45948, 48136, 58674, 69469, 72204, 78232, 84238, 91896, 117348, 126357, 138938, 144408, 168476, 208407, 234696, 252714, 277876, 336952, 416814, 486283, 505428, 555752, 764159, 833628, 972566, 1010856, 1458849, 1528318, 1667256, 1945132, 2292477, 2917698, 3056636, 3890264, 4584954, 5349113, 5835396, 6113272, 9169908, 10698226, 11670792, 16047339, 18339816, 21396452, 32094678, 42792904, 64189356, 128378712]

約数ペア:

[(1, 128378712), (2, 64189356), (3, 42792904), (4, 32094678), (6, 21396452), (7, 18339816), (8, 16047339), (11, 11670792), (12, 10698226), (14, 9169908), (21, 6113272), (22, 5835396), (24, 5349113), (28, 4584954), (33, 3890264), (42, 3056636), (44, 2917698), (56, 2292477), (66, 1945132), (77, 1667256), (84, 1528318), (88, 1458849), (127, 1010856), (132, 972566), (154, 833628), (168, 764159), (231, 555752), (254, 505428), (264, 486283), (308, 416814), (381, 336952), (462, 277876), (508, 252714), (547, 234696), (616, 208407), (762, 168476), (889, 144408), (924, 138938), (1016, 126357), (1094, 117348), (1397, 91896), (1524, 84238), (1641, 78232), (1778, 72204), (1848, 69469), (2188, 58674), (2667, 48136), (2794, 45948), (3048, 42119), (3282, 39116), (3556, 36102), (3829, 33528), (4191, 30632), (4376, 29337), (5334, 24068), (5588, 22974), (6017, 21336), (6564, 19558), (7112, 18051), (7658, 16764), (8382, 15316), (9779, 13128), (10668, 12034), (11176, 11487)]