28147560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{4787}}^1$

素因数の和:4815

約数の個数: 96

約数和(自身を含む): 98249760

約数和(自身を除く): 70102200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 4787, 5880, 9574, 14361, 19148, 23935, 28722, 33509, 38296, 47870, 57444, 67018, 71805, 95740, 100527, 114888, 134036, 143610, 167545, 191480, 201054, 234563, 268072, 287220, 335090, 402108, 469126, 502635, 574440, 670180, 703689, 804216, 938252, 1005270, 1172815, 1340360, 1407378, 1876504, 2010540, 2345630, 2814756, 3518445, 4021080, 4691260, 5629512, 7036890, 9382520, 14073780, 28147560]

約数ペア:

[(1, 28147560), (2, 14073780), (3, 9382520), (4, 7036890), (5, 5629512), (6, 4691260), (7, 4021080), (8, 3518445), (10, 2814756), (12, 2345630), (14, 2010540), (15, 1876504), (20, 1407378), (21, 1340360), (24, 1172815), (28, 1005270), (30, 938252), (35, 804216), (40, 703689), (42, 670180), (49, 574440), (56, 502635), (60, 469126), (70, 402108), (84, 335090), (98, 287220), (105, 268072), (120, 234563), (140, 201054), (147, 191480), (168, 167545), (196, 143610), (210, 134036), (245, 114888), (280, 100527), (294, 95740), (392, 71805), (420, 67018), (490, 57444), (588, 47870), (735, 38296), (840, 33509), (980, 28722), (1176, 23935), (1470, 19148), (1960, 14361), (2940, 9574), (4787, 5880)]