67748800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 168

約数和(自身を含む): 199558656

約数和(自身を除く): 131809856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 64, 70, 80, 92, 100, 112, 115, 140, 160, 161, 175, 184, 200, 224, 230, 263, 280, 320, 322, 350, 368, 400, 448, 460, 526, 560, 575, 644, 700, 736, 800, 805, 920, 1052, 1120, 1150, 1288, 1315, 1400, 1472, 1600, 1610, 1840, 1841, 2104, 2240, 2300, 2576, 2630, 2800, 3220, 3680, 3682, 4025, 4208, 4600, 5152, 5260, 5600, 6049, 6440, 6575, 7360, 7364, 8050, 8416, 9200, 9205, 10304, 10520, 11200, 12098, 12880, 13150, 14728, 16100, 16832, 18400, 18410, 21040, 24196, 25760, 26300, 29456, 30245, 32200, 36800, 36820, 42080, 42343, 46025, 48392, 51520, 52600, 58912, 60490, 64400, 73640, 84160, 84686, 92050, 96784, 105200, 117824, 120980, 128800, 147280, 151225, 169372, 184100, 193568, 210400, 211715, 241960, 257600, 294560, 302450, 338744, 368200, 387136, 420800, 423430, 483920, 589120, 604900, 677488, 736400, 846860, 967840, 1058575, 1209800, 1354976, 1472800, 1693720, 1935680, 2117150, 2419600, 2709952, 2945600, 3387440, 4234300, 4839200, 6774880, 8468600, 9678400, 13549760, 16937200, 33874400, 67748800]

約数ペア:

[(1, 67748800), (2, 33874400), (4, 16937200), (5, 13549760), (7, 9678400), (8, 8468600), (10, 6774880), (14, 4839200), (16, 4234300), (20, 3387440), (23, 2945600), (25, 2709952), (28, 2419600), (32, 2117150), (35, 1935680), (40, 1693720), (46, 1472800), (50, 1354976), (56, 1209800), (64, 1058575), (70, 967840), (80, 846860), (92, 736400), (100, 677488), (112, 604900), (115, 589120), (140, 483920), (160, 423430), (161, 420800), (175, 387136), (184, 368200), (200, 338744), (224, 302450), (230, 294560), (263, 257600), (280, 241960), (320, 211715), (322, 210400), (350, 193568), (368, 184100), (400, 169372), (448, 151225), (460, 147280), (526, 128800), (560, 120980), (575, 117824), (644, 105200), (700, 96784), (736, 92050), (800, 84686), (805, 84160), (920, 73640), (1052, 64400), (1120, 60490), (1150, 58912), (1288, 52600), (1315, 51520), (1400, 48392), (1472, 46025), (1600, 42343), (1610, 42080), (1840, 36820), (1841, 36800), (2104, 32200), (2240, 30245), (2300, 29456), (2576, 26300), (2630, 25760), (2800, 24196), (3220, 21040), (3680, 18410), (3682, 18400), (4025, 16832), (4208, 16100), (4600, 14728), (5152, 13150), (5260, 12880), (5600, 12098), (6049, 11200), (6440, 10520), (6575, 10304), (7360, 9205), (7364, 9200), (8050, 8416)]