80668800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{2801}}^1$

素因数の和:2831

約数の個数: 144

約数和(自身を含む): 287947530

約数和(自身を除く): 207278730

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1152, 1200, 1440, 1600, 1800, 1920, 2400, 2801, 2880, 3200, 3600, 4800, 5602, 5760, 7200, 8403, 9600, 11204, 14005, 14400, 16806, 22408, 25209, 28010, 28800, 33612, 42015, 44816, 50418, 56020, 67224, 70025, 84030, 89632, 100836, 112040, 126045, 134448, 140050, 168060, 179264, 201672, 210075, 224080, 252090, 268896, 280100, 336120, 358528, 403344, 420150, 448160, 504180, 537792, 560200, 630225, 672240, 806688, 840300, 896320, 1008360, 1075584, 1120400, 1260450, 1344480, 1613376, 1680600, 1792640, 2016720, 2240800, 2520900, 2688960, 3226752, 3361200, 4033440, 4481600, 5041800, 5377920, 6722400, 8066880, 8963200, 10083600, 13444800, 16133760, 20167200, 26889600, 40334400, 80668800]

約数ペア:

[(1, 80668800), (2, 40334400), (3, 26889600), (4, 20167200), (5, 16133760), (6, 13444800), (8, 10083600), (9, 8963200), (10, 8066880), (12, 6722400), (15, 5377920), (16, 5041800), (18, 4481600), (20, 4033440), (24, 3361200), (25, 3226752), (30, 2688960), (32, 2520900), (36, 2240800), (40, 2016720), (45, 1792640), (48, 1680600), (50, 1613376), (60, 1344480), (64, 1260450), (72, 1120400), (75, 1075584), (80, 1008360), (90, 896320), (96, 840300), (100, 806688), (120, 672240), (128, 630225), (144, 560200), (150, 537792), (160, 504180), (180, 448160), (192, 420150), (200, 403344), (225, 358528), (240, 336120), (288, 280100), (300, 268896), (320, 252090), (360, 224080), (384, 210075), (400, 201672), (450, 179264), (480, 168060), (576, 140050), (600, 134448), (640, 126045), (720, 112040), (800, 100836), (900, 89632), (960, 84030), (1152, 70025), (1200, 67224), (1440, 56020), (1600, 50418), (1800, 44816), (1920, 42015), (2400, 33612), (2801, 28800), (2880, 28010), (3200, 25209), (3600, 22408), (4800, 16806), (5602, 14400), (5760, 14005), (7200, 11204), (8403, 9600)]