217511520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1723}}^1$

素因数の和:2004

約数の個数: 96

約数和(自身を含む): 688165632

約数和(自身を除く): 470654112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 263, 480, 526, 789, 1052, 1315, 1578, 1723, 2104, 2630, 3156, 3446, 3945, 4208, 5169, 5260, 6312, 6892, 7890, 8416, 8615, 10338, 10520, 12624, 13784, 15780, 17230, 20676, 21040, 25248, 25845, 27568, 31560, 34460, 41352, 42080, 51690, 55136, 63120, 68920, 82704, 103380, 126240, 137840, 165408, 206760, 275680, 413520, 453149, 827040, 906298, 1359447, 1812596, 2265745, 2718894, 3625192, 4531490, 5437788, 6797235, 7250384, 9062980, 10875576, 13594470, 14500768, 18125960, 21751152, 27188940, 36251920, 43502304, 54377880, 72503840, 108755760, 217511520]

約数ペア:

[(1, 217511520), (2, 108755760), (3, 72503840), (4, 54377880), (5, 43502304), (6, 36251920), (8, 27188940), (10, 21751152), (12, 18125960), (15, 14500768), (16, 13594470), (20, 10875576), (24, 9062980), (30, 7250384), (32, 6797235), (40, 5437788), (48, 4531490), (60, 3625192), (80, 2718894), (96, 2265745), (120, 1812596), (160, 1359447), (240, 906298), (263, 827040), (480, 453149), (526, 413520), (789, 275680), (1052, 206760), (1315, 165408), (1578, 137840), (1723, 126240), (2104, 103380), (2630, 82704), (3156, 68920), (3446, 63120), (3945, 55136), (4208, 51690), (5169, 42080), (5260, 41352), (6312, 34460), (6892, 31560), (7890, 27568), (8416, 25845), (8615, 25248), (10338, 21040), (10520, 20676), (12624, 17230), (13784, 15780)]