81370590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1663}}^1$

素因数の和:1913

約数の個数: 64

約数和(自身を含む): 224280576

約数和(自身を除く): 142909986

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 466, 699, 1165, 1398, 1631, 1663, 2330, 3262, 3326, 3495, 4893, 4989, 6990, 8155, 8315, 9786, 9978, 11641, 16310, 16630, 23282, 24465, 24945, 34923, 48930, 49890, 58205, 69846, 116410, 174615, 349230, 387479, 774958, 1162437, 1937395, 2324874, 2712353, 3874790, 5424706, 5812185, 8137059, 11624370, 13561765, 16274118, 27123530, 40685295, 81370590]

約数ペア:

[(1, 81370590), (2, 40685295), (3, 27123530), (5, 16274118), (6, 13561765), (7, 11624370), (10, 8137059), (14, 5812185), (15, 5424706), (21, 3874790), (30, 2712353), (35, 2324874), (42, 1937395), (70, 1162437), (105, 774958), (210, 387479), (233, 349230), (466, 174615), (699, 116410), (1165, 69846), (1398, 58205), (1631, 49890), (1663, 48930), (2330, 34923), (3262, 24945), (3326, 24465), (3495, 23282), (4893, 16630), (4989, 16310), (6990, 11641), (8155, 9978), (8315, 9786)]