820172181822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^3\times {\mathrm{409}}^1\times {\mathrm{6961}}^1$

素因数の和:7439

約数の個数: 128

約数和(自身を含む): 1983936076800

約数和(自身を除く): 1163763894978

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 361, 399, 409, 722, 798, 818, 1083, 1227, 2166, 2454, 2527, 2863, 5054, 5726, 6859, 6961, 7581, 7771, 8589, 13718, 13922, 15162, 15542, 17178, 20577, 20883, 23313, 41154, 41766, 46626, 48013, 48727, 54397, 96026, 97454, 108794, 132259, 144039, 146181, 147649, 163191, 264518, 288078, 292362, 295298, 326382, 396777, 442947, 793554, 885894, 925813, 1033543, 1851626, 2067086, 2512921, 2777439, 2805331, 2847049, 3100629, 5025842, 5554878, 5610662, 5694098, 6201258, 7538763, 8415993, 8541147, 15077526, 16831986, 17082294, 17590447, 19637317, 19929343, 35180894, 39274634, 39858686, 47745499, 52771341, 54093931, 58911951, 59788029, 95490998, 105542682, 108187862, 117823902, 119576058, 143236497, 162281793, 286472994, 324563586, 334218493, 378657517, 668436986, 757315034, 1002655479, 1027784689, 1135972551, 2005310958, 2055569378, 2271945102, 3083354067, 6166708134, 7194492823, 14388985646, 19527909091, 21583478469, 39055818182, 43166956938, 58583727273, 117167454546, 136695363637, 273390727274, 410086090911, 820172181822]

約数ペア:

[(1, 820172181822), (2, 410086090911), (3, 273390727274), (6, 136695363637), (7, 117167454546), (14, 58583727273), (19, 43166956938), (21, 39055818182), (38, 21583478469), (42, 19527909091), (57, 14388985646), (114, 7194492823), (133, 6166708134), (266, 3083354067), (361, 2271945102), (399, 2055569378), (409, 2005310958), (722, 1135972551), (798, 1027784689), (818, 1002655479), (1083, 757315034), (1227, 668436986), (2166, 378657517), (2454, 334218493), (2527, 324563586), (2863, 286472994), (5054, 162281793), (5726, 143236497), (6859, 119576058), (6961, 117823902), (7581, 108187862), (7771, 105542682), (8589, 95490998), (13718, 59788029), (13922, 58911951), (15162, 54093931), (15542, 52771341), (17178, 47745499), (20577, 39858686), (20883, 39274634), (23313, 35180894), (41154, 19929343), (41766, 19637317), (46626, 17590447), (48013, 17082294), (48727, 16831986), (54397, 15077526), (96026, 8541147), (97454, 8415993), (108794, 7538763), (132259, 6201258), (144039, 5694098), (146181, 5610662), (147649, 5554878), (163191, 5025842), (264518, 3100629), (288078, 2847049), (292362, 2805331), (295298, 2777439), (326382, 2512921), (396777, 2067086), (442947, 1851626), (793554, 1033543), (885894, 925813)]