19728600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 42142440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 131, 150, 200, 251, 262, 300, 393, 502, 524, 600, 655, 753, 786, 1004, 1048, 1255, 1310, 1506, 1572, 1965, 2008, 2510, 2620, 3012, 3144, 3275, 3765, 3930, 5020, 5240, 6024, 6275, 6550, 7530, 7860, 9825, 10040, 12550, 13100, 15060, 15720, 18825, 19650, 25100, 26200, 30120, 32881, 37650, 39300, 50200, 65762, 75300, 78600, 98643, 131524, 150600, 164405, 197286, 263048, 328810, 394572, 493215, 657620, 789144, 822025, 986430, 1315240, 1644050, 1972860, 2466075, 3288100, 3945720, 4932150, 6576200, 9864300, 19728600]

約数ペア:

[(1, 19728600), (2, 9864300), (3, 6576200), (4, 4932150), (5, 3945720), (6, 3288100), (8, 2466075), (10, 1972860), (12, 1644050), (15, 1315240), (20, 986430), (24, 822025), (25, 789144), (30, 657620), (40, 493215), (50, 394572), (60, 328810), (75, 263048), (100, 197286), (120, 164405), (131, 150600), (150, 131524), (200, 98643), (251, 78600), (262, 75300), (300, 65762), (393, 50200), (502, 39300), (524, 37650), (600, 32881), (655, 30120), (753, 26200), (786, 25100), (1004, 19650), (1048, 18825), (1255, 15720), (1310, 15060), (1506, 13100), (1572, 12550), (1965, 10040), (2008, 9825), (2510, 7860), (2620, 7530), (3012, 6550), (3144, 6275), (3275, 6024), (3765, 5240), (3930, 5020)]