679551864

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 1721606400

約数和(自身を除く): 1042054536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 409, 428, 642, 647, 818, 856, 1227, 1284, 1294, 1636, 1941, 2454, 2568, 2588, 3272, 3882, 4908, 5176, 7764, 9816, 15528, 43763, 69229, 87526, 131289, 138458, 175052, 207687, 262578, 264623, 276916, 350104, 415374, 525156, 529246, 553832, 793869, 830748, 1050312, 1058492, 1587738, 1661496, 2116984, 3175476, 6350952, 28314661, 56629322, 84943983, 113258644, 169887966, 226517288, 339775932, 679551864]

約数ペア:

[(1, 679551864), (2, 339775932), (3, 226517288), (4, 169887966), (6, 113258644), (8, 84943983), (12, 56629322), (24, 28314661), (107, 6350952), (214, 3175476), (321, 2116984), (409, 1661496), (428, 1587738), (642, 1058492), (647, 1050312), (818, 830748), (856, 793869), (1227, 553832), (1284, 529246), (1294, 525156), (1636, 415374), (1941, 350104), (2454, 276916), (2568, 264623), (2588, 262578), (3272, 207687), (3882, 175052), (4908, 138458), (5176, 131289), (7764, 87526), (9816, 69229), (15528, 43763)]