305865984

素因数分解:

$2^8\times 3^1\times {\mathrm{449}}^1\times {\mathrm{887}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 816782400

約数和(自身を除く): 510916416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 449, 768, 887, 898, 1347, 1774, 1796, 2661, 2694, 3548, 3592, 5322, 5388, 7096, 7184, 10644, 10776, 14192, 14368, 21288, 21552, 28384, 28736, 42576, 43104, 56768, 57472, 85152, 86208, 113536, 114944, 170304, 172416, 227072, 340608, 344832, 398263, 681216, 796526, 1194789, 1593052, 2389578, 3186104, 4779156, 6372208, 9558312, 12744416, 19116624, 25488832, 38233248, 50977664, 76466496, 101955328, 152932992, 305865984]

約数ペア:

[(1, 305865984), (2, 152932992), (3, 101955328), (4, 76466496), (6, 50977664), (8, 38233248), (12, 25488832), (16, 19116624), (24, 12744416), (32, 9558312), (48, 6372208), (64, 4779156), (96, 3186104), (128, 2389578), (192, 1593052), (256, 1194789), (384, 796526), (449, 681216), (768, 398263), (887, 344832), (898, 340608), (1347, 227072), (1774, 172416), (1796, 170304), (2661, 114944), (2694, 113536), (3548, 86208), (3592, 85152), (5322, 57472), (5388, 56768), (7096, 43104), (7184, 42576), (10644, 28736), (10776, 28384), (14192, 21552), (14368, 21288)]