643872

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 1784160

約数和(自身を除く): 1140288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 353, 456, 608, 706, 912, 1059, 1412, 1824, 2118, 2824, 4236, 5648, 6707, 8472, 11296, 13414, 16944, 20121, 26828, 33888, 40242, 53656, 80484, 107312, 160968, 214624, 321936, 643872]

約数ペア:

[(1, 643872), (2, 321936), (3, 214624), (4, 160968), (6, 107312), (8, 80484), (12, 53656), (16, 40242), (19, 33888), (24, 26828), (32, 20121), (38, 16944), (48, 13414), (57, 11296), (76, 8472), (96, 6707), (114, 5648), (152, 4236), (228, 2824), (304, 2118), (353, 1824), (456, 1412), (608, 1059), (706, 912)]