207880816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 494231760

約数和(自身を除く): 286350944

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 169, 176, 208, 232, 241, 286, 319, 338, 377, 464, 482, 572, 638, 676, 754, 964, 1144, 1276, 1352, 1508, 1859, 1928, 2288, 2552, 2651, 2704, 3016, 3133, 3718, 3856, 4147, 4901, 5104, 5302, 6032, 6266, 6989, 7436, 8294, 9802, 10604, 12532, 13978, 14872, 16588, 19604, 21208, 25064, 27956, 29744, 33176, 34463, 39208, 40729, 42416, 50128, 53911, 55912, 66352, 68926, 76879, 78416, 81458, 90857, 107822, 111824, 137852, 153758, 162916, 181714, 215644, 275704, 307516, 325832, 363428, 431288, 448019, 551408, 615032, 651664, 726856, 862576, 896038, 999427, 1181141, 1230064, 1453712, 1792076, 1998854, 2362282, 3584152, 3997708, 4724564, 7168304, 7995416, 9449128, 12992551, 15990832, 18898256, 25985102, 51970204, 103940408, 207880816]

約数ペア:

[(1, 207880816), (2, 103940408), (4, 51970204), (8, 25985102), (11, 18898256), (13, 15990832), (16, 12992551), (22, 9449128), (26, 7995416), (29, 7168304), (44, 4724564), (52, 3997708), (58, 3584152), (88, 2362282), (104, 1998854), (116, 1792076), (143, 1453712), (169, 1230064), (176, 1181141), (208, 999427), (232, 896038), (241, 862576), (286, 726856), (319, 651664), (338, 615032), (377, 551408), (464, 448019), (482, 431288), (572, 363428), (638, 325832), (676, 307516), (754, 275704), (964, 215644), (1144, 181714), (1276, 162916), (1352, 153758), (1508, 137852), (1859, 111824), (1928, 107822), (2288, 90857), (2552, 81458), (2651, 78416), (2704, 76879), (3016, 68926), (3133, 66352), (3718, 55912), (3856, 53911), (4147, 50128), (4901, 42416), (5104, 40729), (5302, 39208), (6032, 34463), (6266, 33176), (6989, 29744), (7436, 27956), (8294, 25064), (9802, 21208), (10604, 19604), (12532, 16588), (13978, 14872)]