2555123120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{15527}}^1$

素因数の和:15579

約数の個数: 120

約数和(自身を含む): 6914369952

約数和(自身を除く): 4359246832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1360, 1496, 1870, 1936, 2057, 2420, 2992, 3740, 4114, 4840, 7480, 8228, 9680, 10285, 14960, 15527, 16456, 20570, 31054, 32912, 41140, 62108, 77635, 82280, 124216, 155270, 164560, 170797, 248432, 263959, 310540, 341594, 527918, 621080, 683188, 853985, 1055836, 1242160, 1319795, 1366376, 1707970, 1878767, 2111672, 2639590, 2732752, 2903549, 3415940, 3757534, 4223344, 5279180, 5807098, 6831880, 7515068, 9393835, 10558360, 11614196, 13663760, 14517745, 15030136, 18787670, 21116720, 23228392, 29035490, 30060272, 31939039, 37575340, 46456784, 58070980, 63878078, 75150680, 116141960, 127756156, 150301360, 159695195, 232283920, 255512312, 319390390, 511024624, 638780780, 1277561560, 2555123120]

約数ペア:

[(1, 2555123120), (2, 1277561560), (4, 638780780), (5, 511024624), (8, 319390390), (10, 255512312), (11, 232283920), (16, 159695195), (17, 150301360), (20, 127756156), (22, 116141960), (34, 75150680), (40, 63878078), (44, 58070980), (55, 46456784), (68, 37575340), (80, 31939039), (85, 30060272), (88, 29035490), (110, 23228392), (121, 21116720), (136, 18787670), (170, 15030136), (176, 14517745), (187, 13663760), (220, 11614196), (242, 10558360), (272, 9393835), (340, 7515068), (374, 6831880), (440, 5807098), (484, 5279180), (605, 4223344), (680, 3757534), (748, 3415940), (880, 2903549), (935, 2732752), (968, 2639590), (1210, 2111672), (1360, 1878767), (1496, 1707970), (1870, 1366376), (1936, 1319795), (2057, 1242160), (2420, 1055836), (2992, 853985), (3740, 683188), (4114, 621080), (4840, 527918), (7480, 341594), (8228, 310540), (9680, 263959), (10285, 248432), (14960, 170797), (15527, 164560), (16456, 155270), (20570, 124216), (31054, 82280), (32912, 77635), (41140, 62108)]