138790680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 479969280

約数和(自身を除く): 341178600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1301, 1524, 1778, 1905, 2540, 2602, 2667, 3048, 3556, 3810, 3903, 4445, 5080, 5204, 5334, 6505, 7112, 7620, 7806, 8890, 9107, 10408, 10668, 13010, 13335, 15240, 15612, 17780, 18214, 19515, 21336, 26020, 26670, 27321, 31224, 35560, 36428, 39030, 45535, 52040, 53340, 54642, 72856, 78060, 91070, 106680, 109284, 136605, 156120, 165227, 182140, 218568, 273210, 330454, 364280, 495681, 546420, 660908, 826135, 991362, 1092840, 1156589, 1321816, 1652270, 1982724, 2313178, 2478405, 3304540, 3469767, 3965448, 4626356, 4956810, 5782945, 6609080, 6939534, 9252712, 9913620, 11565890, 13879068, 17348835, 19827240, 23131780, 27758136, 34697670, 46263560, 69395340, 138790680]

約数ペア:

[(1, 138790680), (2, 69395340), (3, 46263560), (4, 34697670), (5, 27758136), (6, 23131780), (7, 19827240), (8, 17348835), (10, 13879068), (12, 11565890), (14, 9913620), (15, 9252712), (20, 6939534), (21, 6609080), (24, 5782945), (28, 4956810), (30, 4626356), (35, 3965448), (40, 3469767), (42, 3304540), (56, 2478405), (60, 2313178), (70, 1982724), (84, 1652270), (105, 1321816), (120, 1156589), (127, 1092840), (140, 991362), (168, 826135), (210, 660908), (254, 546420), (280, 495681), (381, 364280), (420, 330454), (508, 273210), (635, 218568), (762, 182140), (840, 165227), (889, 156120), (1016, 136605), (1270, 109284), (1301, 106680), (1524, 91070), (1778, 78060), (1905, 72856), (2540, 54642), (2602, 53340), (2667, 52040), (3048, 45535), (3556, 39030), (3810, 36428), (3903, 35560), (4445, 31224), (5080, 27321), (5204, 26670), (5334, 26020), (6505, 21336), (7112, 19515), (7620, 18214), (7806, 17780), (8890, 15612), (9107, 15240), (10408, 13335), (10668, 13010)]