71316560

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 160

約数和(自身を含む): 203558400

約数和(自身を除く): 132241840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 113, 115, 140, 161, 184, 196, 226, 230, 245, 280, 322, 343, 368, 392, 452, 460, 490, 560, 565, 644, 686, 784, 791, 805, 904, 920, 980, 1127, 1130, 1288, 1372, 1582, 1610, 1715, 1808, 1840, 1960, 2254, 2260, 2576, 2599, 2744, 3164, 3220, 3430, 3920, 3955, 4508, 4520, 5198, 5488, 5537, 5635, 6328, 6440, 6860, 7889, 7910, 9016, 9040, 10396, 11074, 11270, 12656, 12880, 12995, 13720, 15778, 15820, 18032, 18193, 20792, 22148, 22540, 25990, 27440, 27685, 31556, 31640, 36386, 38759, 39445, 41584, 44296, 45080, 51980, 55370, 63112, 63280, 72772, 77518, 78890, 88592, 90160, 90965, 103960, 110740, 126224, 127351, 145544, 155036, 157780, 181930, 193795, 207920, 221480, 254702, 291088, 310072, 315560, 363860, 387590, 442960, 509404, 620144, 631120, 636755, 727720, 775180, 891457, 1018808, 1273510, 1455440, 1550360, 1782914, 2037616, 2547020, 3100720, 3565828, 4457285, 5094040, 7131656, 8914570, 10188080, 14263312, 17829140, 35658280, 71316560]

約数ペア:

[(1, 71316560), (2, 35658280), (4, 17829140), (5, 14263312), (7, 10188080), (8, 8914570), (10, 7131656), (14, 5094040), (16, 4457285), (20, 3565828), (23, 3100720), (28, 2547020), (35, 2037616), (40, 1782914), (46, 1550360), (49, 1455440), (56, 1273510), (70, 1018808), (80, 891457), (92, 775180), (98, 727720), (112, 636755), (113, 631120), (115, 620144), (140, 509404), (161, 442960), (184, 387590), (196, 363860), (226, 315560), (230, 310072), (245, 291088), (280, 254702), (322, 221480), (343, 207920), (368, 193795), (392, 181930), (452, 157780), (460, 155036), (490, 145544), (560, 127351), (565, 126224), (644, 110740), (686, 103960), (784, 90965), (791, 90160), (805, 88592), (904, 78890), (920, 77518), (980, 72772), (1127, 63280), (1130, 63112), (1288, 55370), (1372, 51980), (1582, 45080), (1610, 44296), (1715, 41584), (1808, 39445), (1840, 38759), (1960, 36386), (2254, 31640), (2260, 31556), (2576, 27685), (2599, 27440), (2744, 25990), (3164, 22540), (3220, 22148), (3430, 20792), (3920, 18193), (3955, 18032), (4508, 15820), (4520, 15778), (5198, 13720), (5488, 12995), (5537, 12880), (5635, 12656), (6328, 11270), (6440, 11074), (6860, 10396), (7889, 9040), (7910, 9016)]