40752320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 168

約数和(自身を含む): 118835424

約数和(自身を除く): 78083104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 113, 115, 140, 160, 161, 184, 196, 224, 226, 230, 245, 280, 320, 322, 368, 392, 448, 452, 460, 490, 560, 565, 644, 736, 784, 791, 805, 904, 920, 980, 1120, 1127, 1130, 1288, 1472, 1568, 1582, 1610, 1808, 1840, 1960, 2240, 2254, 2260, 2576, 2599, 3136, 3164, 3220, 3616, 3680, 3920, 3955, 4508, 4520, 5152, 5198, 5537, 5635, 6328, 6440, 7232, 7360, 7840, 7910, 9016, 9040, 10304, 10396, 11074, 11270, 12656, 12880, 12995, 15680, 15820, 18032, 18080, 18193, 20792, 22148, 22540, 25312, 25760, 25990, 27685, 31640, 36064, 36160, 36386, 41584, 44296, 45080, 50624, 51520, 51980, 55370, 63280, 72128, 72772, 83168, 88592, 90160, 90965, 103960, 110740, 126560, 127351, 145544, 166336, 177184, 180320, 181930, 207920, 221480, 253120, 254702, 291088, 354368, 360640, 363860, 415840, 442960, 509404, 582176, 636755, 727720, 831680, 885920, 1018808, 1164352, 1273510, 1455440, 1771840, 2037616, 2547020, 2910880, 4075232, 5094040, 5821760, 8150464, 10188080, 20376160, 40752320]

約数ペア:

[(1, 40752320), (2, 20376160), (4, 10188080), (5, 8150464), (7, 5821760), (8, 5094040), (10, 4075232), (14, 2910880), (16, 2547020), (20, 2037616), (23, 1771840), (28, 1455440), (32, 1273510), (35, 1164352), (40, 1018808), (46, 885920), (49, 831680), (56, 727720), (64, 636755), (70, 582176), (80, 509404), (92, 442960), (98, 415840), (112, 363860), (113, 360640), (115, 354368), (140, 291088), (160, 254702), (161, 253120), (184, 221480), (196, 207920), (224, 181930), (226, 180320), (230, 177184), (245, 166336), (280, 145544), (320, 127351), (322, 126560), (368, 110740), (392, 103960), (448, 90965), (452, 90160), (460, 88592), (490, 83168), (560, 72772), (565, 72128), (644, 63280), (736, 55370), (784, 51980), (791, 51520), (805, 50624), (904, 45080), (920, 44296), (980, 41584), (1120, 36386), (1127, 36160), (1130, 36064), (1288, 31640), (1472, 27685), (1568, 25990), (1582, 25760), (1610, 25312), (1808, 22540), (1840, 22148), (1960, 20792), (2240, 18193), (2254, 18080), (2260, 18032), (2576, 15820), (2599, 15680), (3136, 12995), (3164, 12880), (3220, 12656), (3616, 11270), (3680, 11074), (3920, 10396), (3955, 10304), (4508, 9040), (4520, 9016), (5152, 7910), (5198, 7840), (5537, 7360), (5635, 7232), (6328, 6440)]