348140416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 128

約数和(自身を含む): 818415360

約数和(自身を除く): 470274944

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 128, 136, 208, 221, 248, 272, 397, 403, 416, 442, 496, 527, 544, 794, 806, 832, 884, 992, 1054, 1088, 1588, 1612, 1664, 1768, 1984, 2108, 2176, 3176, 3224, 3536, 3968, 4216, 5161, 6352, 6448, 6749, 6851, 7072, 8432, 10322, 12307, 12704, 12896, 13498, 13702, 14144, 16864, 20644, 24614, 25408, 25792, 26996, 27404, 28288, 33728, 41288, 49228, 50816, 51584, 53992, 54808, 67456, 82576, 87737, 98456, 107984, 109616, 159991, 165152, 175474, 196912, 209219, 215968, 219232, 319982, 330304, 350948, 393824, 418438, 431936, 438464, 639964, 660608, 701896, 787648, 836876, 863872, 876928, 1279928, 1403792, 1575296, 1673752, 2559856, 2719847, 2807584, 3347504, 5119712, 5439694, 5615168, 6695008, 10239424, 10879388, 11230336, 13390016, 20478848, 21758776, 26780032, 43517552, 87035104, 174070208, 348140416]

約数ペア:

[(1, 348140416), (2, 174070208), (4, 87035104), (8, 43517552), (13, 26780032), (16, 21758776), (17, 20478848), (26, 13390016), (31, 11230336), (32, 10879388), (34, 10239424), (52, 6695008), (62, 5615168), (64, 5439694), (68, 5119712), (104, 3347504), (124, 2807584), (128, 2719847), (136, 2559856), (208, 1673752), (221, 1575296), (248, 1403792), (272, 1279928), (397, 876928), (403, 863872), (416, 836876), (442, 787648), (496, 701896), (527, 660608), (544, 639964), (794, 438464), (806, 431936), (832, 418438), (884, 393824), (992, 350948), (1054, 330304), (1088, 319982), (1588, 219232), (1612, 215968), (1664, 209219), (1768, 196912), (1984, 175474), (2108, 165152), (2176, 159991), (3176, 109616), (3224, 107984), (3536, 98456), (3968, 87737), (4216, 82576), (5161, 67456), (6352, 54808), (6448, 53992), (6749, 51584), (6851, 50816), (7072, 49228), (8432, 41288), (10322, 33728), (12307, 28288), (12704, 27404), (12896, 26996), (13498, 25792), (13702, 25408), (14144, 24614), (16864, 20644)]