389916416

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 800593920

約数和(自身を除く): 410677504

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 127, 128, 134, 179, 254, 256, 268, 358, 508, 536, 716, 1016, 1072, 1432, 2032, 2144, 2864, 4064, 4288, 5728, 8128, 8509, 8576, 11456, 11993, 16256, 17018, 17152, 22733, 22912, 23986, 32512, 34036, 45466, 45824, 47972, 68072, 90932, 95944, 136144, 181864, 191888, 272288, 363728, 383776, 544576, 727456, 767552, 1089152, 1454912, 1523111, 1535104, 2178304, 2909824, 3046222, 3070208, 5819648, 6092444, 12184888, 24369776, 48739552, 97479104, 194958208, 389916416]

約数ペア:

[(1, 389916416), (2, 194958208), (4, 97479104), (8, 48739552), (16, 24369776), (32, 12184888), (64, 6092444), (67, 5819648), (127, 3070208), (128, 3046222), (134, 2909824), (179, 2178304), (254, 1535104), (256, 1523111), (268, 1454912), (358, 1089152), (508, 767552), (536, 727456), (716, 544576), (1016, 383776), (1072, 363728), (1432, 272288), (2032, 191888), (2144, 181864), (2864, 136144), (4064, 95944), (4288, 90932), (5728, 68072), (8128, 47972), (8509, 45824), (8576, 45466), (11456, 34036), (11993, 32512), (16256, 23986), (17018, 22912), (17152, 22733)]