42580120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 111974400

約数和(自身を除く): 69394280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 47, 55, 58, 71, 88, 94, 110, 116, 142, 145, 188, 220, 232, 235, 284, 290, 319, 355, 376, 440, 470, 517, 568, 580, 638, 710, 781, 940, 1034, 1160, 1276, 1363, 1420, 1562, 1595, 1880, 2059, 2068, 2552, 2585, 2726, 2840, 3124, 3190, 3337, 3905, 4118, 4136, 5170, 5452, 6248, 6380, 6674, 6815, 7810, 8236, 10295, 10340, 10904, 12760, 13348, 13630, 14993, 15620, 16472, 16685, 20590, 20680, 22649, 26696, 27260, 29986, 31240, 33370, 36707, 41180, 45298, 54520, 59972, 66740, 73414, 74965, 82360, 90596, 96773, 113245, 119944, 133480, 146828, 149930, 181192, 183535, 193546, 226490, 293656, 299860, 367070, 387092, 452980, 483865, 599720, 734140, 774184, 905960, 967730, 1064503, 1468280, 1935460, 2129006, 3870920, 4258012, 5322515, 8516024, 10645030, 21290060, 42580120]

約数ペア:

[(1, 42580120), (2, 21290060), (4, 10645030), (5, 8516024), (8, 5322515), (10, 4258012), (11, 3870920), (20, 2129006), (22, 1935460), (29, 1468280), (40, 1064503), (44, 967730), (47, 905960), (55, 774184), (58, 734140), (71, 599720), (88, 483865), (94, 452980), (110, 387092), (116, 367070), (142, 299860), (145, 293656), (188, 226490), (220, 193546), (232, 183535), (235, 181192), (284, 149930), (290, 146828), (319, 133480), (355, 119944), (376, 113245), (440, 96773), (470, 90596), (517, 82360), (568, 74965), (580, 73414), (638, 66740), (710, 59972), (781, 54520), (940, 45298), (1034, 41180), (1160, 36707), (1276, 33370), (1363, 31240), (1420, 29986), (1562, 27260), (1595, 26696), (1880, 22649), (2059, 20680), (2068, 20590), (2552, 16685), (2585, 16472), (2726, 15620), (2840, 14993), (3124, 13630), (3190, 13348), (3337, 12760), (3905, 10904), (4118, 10340), (4136, 10295), (5170, 8236), (5452, 7810), (6248, 6815), (6380, 6674)]