128131440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28099}}^1$

素因数の和:28134

約数の個数: 80

約数和(自身を含む): 418128000

約数和(自身を除く): 289996560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28099, 56198, 84297, 112396, 140495, 168594, 224792, 280990, 337188, 421485, 449584, 533881, 561980, 674376, 842970, 1067762, 1123960, 1348752, 1601643, 1685940, 2135524, 2247920, 2669405, 3203286, 3371880, 4271048, 5338810, 6406572, 6743760, 8008215, 8542096, 10677620, 12813144, 16016430, 21355240, 25626288, 32032860, 42710480, 64065720, 128131440]

約数ペア:

[(1, 128131440), (2, 64065720), (3, 42710480), (4, 32032860), (5, 25626288), (6, 21355240), (8, 16016430), (10, 12813144), (12, 10677620), (15, 8542096), (16, 8008215), (19, 6743760), (20, 6406572), (24, 5338810), (30, 4271048), (38, 3371880), (40, 3203286), (48, 2669405), (57, 2247920), (60, 2135524), (76, 1685940), (80, 1601643), (95, 1348752), (114, 1123960), (120, 1067762), (152, 842970), (190, 674376), (228, 561980), (240, 533881), (285, 449584), (304, 421485), (380, 337188), (456, 280990), (570, 224792), (760, 168594), (912, 140495), (1140, 112396), (1520, 84297), (2280, 56198), (4560, 28099)]