158340840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{751}}^1$

素因数の和:1023

約数の個数: 128

約数和(自身を含む): 545771520

約数和(自身を除く): 387430680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 420, 502, 751, 753, 840, 1004, 1255, 1502, 1506, 1757, 2008, 2253, 2510, 3004, 3012, 3514, 3755, 3765, 4506, 5020, 5257, 5271, 6008, 6024, 7028, 7510, 7530, 8785, 9012, 10040, 10514, 10542, 11265, 14056, 15020, 15060, 15771, 17570, 18024, 21028, 21084, 22530, 26285, 26355, 30040, 30120, 31542, 35140, 42056, 42168, 45060, 52570, 52710, 63084, 70280, 78855, 90120, 105140, 105420, 126168, 157710, 188501, 210280, 210840, 315420, 377002, 565503, 630840, 754004, 942505, 1131006, 1319507, 1508008, 1885010, 2262012, 2639014, 2827515, 3770020, 3958521, 4524024, 5278028, 5655030, 6597535, 7540040, 7917042, 10556056, 11310060, 13195070, 15834084, 19792605, 22620120, 26390140, 31668168, 39585210, 52780280, 79170420, 158340840]

約数ペア:

[(1, 158340840), (2, 79170420), (3, 52780280), (4, 39585210), (5, 31668168), (6, 26390140), (7, 22620120), (8, 19792605), (10, 15834084), (12, 13195070), (14, 11310060), (15, 10556056), (20, 7917042), (21, 7540040), (24, 6597535), (28, 5655030), (30, 5278028), (35, 4524024), (40, 3958521), (42, 3770020), (56, 2827515), (60, 2639014), (70, 2262012), (84, 1885010), (105, 1508008), (120, 1319507), (140, 1131006), (168, 942505), (210, 754004), (251, 630840), (280, 565503), (420, 377002), (502, 315420), (751, 210840), (753, 210280), (840, 188501), (1004, 157710), (1255, 126168), (1502, 105420), (1506, 105140), (1757, 90120), (2008, 78855), (2253, 70280), (2510, 63084), (3004, 52710), (3012, 52570), (3514, 45060), (3755, 42168), (3765, 42056), (4506, 35140), (5020, 31542), (5257, 30120), (5271, 30040), (6008, 26355), (6024, 26285), (7028, 22530), (7510, 21084), (7530, 21028), (8785, 18024), (9012, 17570), (10040, 15771), (10514, 15060), (10542, 15020), (11265, 14056)]