122648640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 112

約数和(自身を含む): 391728960

約数和(自身を除く): 269080320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 251, 320, 480, 502, 509, 753, 960, 1004, 1018, 1255, 1506, 1527, 2008, 2036, 2510, 2545, 3012, 3054, 3765, 4016, 4072, 5020, 5090, 6024, 6108, 7530, 7635, 8032, 8144, 10040, 10180, 12048, 12216, 15060, 15270, 16064, 16288, 20080, 20360, 24096, 24432, 30120, 30540, 32576, 40160, 40720, 48192, 48864, 60240, 61080, 80320, 81440, 97728, 120480, 122160, 127759, 162880, 240960, 244320, 255518, 383277, 488640, 511036, 638795, 766554, 1022072, 1277590, 1533108, 1916385, 2044144, 2555180, 3066216, 3832770, 4088288, 5110360, 6132432, 7665540, 8176576, 10220720, 12264864, 15331080, 20441440, 24529728, 30662160, 40882880, 61324320, 122648640]

約数ペア:

[(1, 122648640), (2, 61324320), (3, 40882880), (4, 30662160), (5, 24529728), (6, 20441440), (8, 15331080), (10, 12264864), (12, 10220720), (15, 8176576), (16, 7665540), (20, 6132432), (24, 5110360), (30, 4088288), (32, 3832770), (40, 3066216), (48, 2555180), (60, 2044144), (64, 1916385), (80, 1533108), (96, 1277590), (120, 1022072), (160, 766554), (192, 638795), (240, 511036), (251, 488640), (320, 383277), (480, 255518), (502, 244320), (509, 240960), (753, 162880), (960, 127759), (1004, 122160), (1018, 120480), (1255, 97728), (1506, 81440), (1527, 80320), (2008, 61080), (2036, 60240), (2510, 48864), (2545, 48192), (3012, 40720), (3054, 40160), (3765, 32576), (4016, 30540), (4072, 30120), (5020, 24432), (5090, 24096), (6024, 20360), (6108, 20080), (7530, 16288), (7635, 16064), (8032, 15270), (8144, 15060), (10040, 12216), (10180, 12048)]