80992170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42853}}^1$

素因数の和:42876

約数の個数: 64

約数和(自身を含む): 246839040

約数和(自身を除く): 165846870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 42853, 85706, 128559, 214265, 257118, 299971, 385677, 428530, 599942, 642795, 771354, 899913, 1157031, 1285590, 1499855, 1799826, 1928385, 2314062, 2699739, 2999710, 3856770, 4499565, 5399478, 5785155, 8099217, 8999130, 11570310, 13498695, 16198434, 26997390, 40496085, 80992170]

約数ペア:

[(1, 80992170), (2, 40496085), (3, 26997390), (5, 16198434), (6, 13498695), (7, 11570310), (9, 8999130), (10, 8099217), (14, 5785155), (15, 5399478), (18, 4499565), (21, 3856770), (27, 2999710), (30, 2699739), (35, 2314062), (42, 1928385), (45, 1799826), (54, 1499855), (63, 1285590), (70, 1157031), (90, 899913), (105, 771354), (126, 642795), (135, 599942), (189, 428530), (210, 385677), (270, 299971), (315, 257118), (378, 214265), (630, 128559), (945, 85706), (1890, 42853)]