128523824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 306342000

約数和(自身を除く): 177818176

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 149, 169, 176, 208, 232, 286, 298, 319, 338, 377, 464, 572, 596, 638, 676, 754, 1144, 1192, 1276, 1352, 1508, 1639, 1859, 1937, 2288, 2384, 2552, 2704, 3016, 3278, 3718, 3874, 4147, 4321, 4901, 5104, 6032, 6556, 7436, 7748, 8294, 8642, 9802, 13112, 14872, 15496, 16588, 17284, 19604, 21307, 25181, 26224, 29744, 30992, 33176, 34568, 39208, 42614, 47531, 50362, 53911, 56173, 66352, 69136, 78416, 85228, 95062, 100724, 107822, 112346, 170456, 190124, 201448, 215644, 224692, 276991, 340912, 380248, 402896, 431288, 449384, 553982, 617903, 730249, 760496, 862576, 898768, 1107964, 1235806, 1460498, 2215928, 2471612, 2920996, 4431856, 4943224, 5841992, 8032739, 9886448, 11683984, 16065478, 32130956, 64261912, 128523824]

約数ペア:

[(1, 128523824), (2, 64261912), (4, 32130956), (8, 16065478), (11, 11683984), (13, 9886448), (16, 8032739), (22, 5841992), (26, 4943224), (29, 4431856), (44, 2920996), (52, 2471612), (58, 2215928), (88, 1460498), (104, 1235806), (116, 1107964), (143, 898768), (149, 862576), (169, 760496), (176, 730249), (208, 617903), (232, 553982), (286, 449384), (298, 431288), (319, 402896), (338, 380248), (377, 340912), (464, 276991), (572, 224692), (596, 215644), (638, 201448), (676, 190124), (754, 170456), (1144, 112346), (1192, 107822), (1276, 100724), (1352, 95062), (1508, 85228), (1639, 78416), (1859, 69136), (1937, 66352), (2288, 56173), (2384, 53911), (2552, 50362), (2704, 47531), (3016, 42614), (3278, 39208), (3718, 34568), (3874, 33176), (4147, 30992), (4321, 29744), (4901, 26224), (5104, 25181), (6032, 21307), (6556, 19604), (7436, 17284), (7748, 16588), (8294, 15496), (8642, 14872), (9802, 13112)]