64065720

素因数分解:

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

素因数の和:28132

約数の個数: 64

約数和(自身を含む): 202320000

約数和(自身を除く): 138254280

約数列:

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

約数ペア:

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