2165535120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1289009}}^1$

素因数の和:1289032

約数の個数: 80

約数和(自身を含む): 7672187520

約数和(自身を除く): 5506652400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1289009, 2578018, 3867027, 5156036, 6445045, 7734054, 9023063, 10312072, 12890090, 15468108, 18046126, 19335135, 20624144, 25780180, 27069189, 30936216, 36092252, 38670270, 45115315, 51560360, 54138378, 61872432, 72184504, 77340540, 90230630, 103120720, 108276756, 135345945, 144369008, 154681080, 180461260, 216553512, 270691890, 309362160, 360922520, 433107024, 541383780, 721845040, 1082767560, 2165535120]

約数ペア:

[(1, 2165535120), (2, 1082767560), (3, 721845040), (4, 541383780), (5, 433107024), (6, 360922520), (7, 309362160), (8, 270691890), (10, 216553512), (12, 180461260), (14, 154681080), (15, 144369008), (16, 135345945), (20, 108276756), (21, 103120720), (24, 90230630), (28, 77340540), (30, 72184504), (35, 61872432), (40, 54138378), (42, 51560360), (48, 45115315), (56, 38670270), (60, 36092252), (70, 30936216), (80, 27069189), (84, 25780180), (105, 20624144), (112, 19335135), (120, 18046126), (140, 15468108), (168, 12890090), (210, 10312072), (240, 9023063), (280, 7734054), (336, 6445045), (420, 5156036), (560, 3867027), (840, 2578018), (1680, 1289009)]