71283520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 168

約数和(自身を含む): 214042752

約数和(自身を除く): 142759232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 263, 280, 308, 320, 352, 385, 440, 448, 484, 526, 560, 605, 616, 704, 770, 847, 880, 968, 1052, 1120, 1210, 1232, 1315, 1540, 1694, 1760, 1841, 1936, 2104, 2240, 2420, 2464, 2630, 2893, 3080, 3388, 3520, 3682, 3872, 4208, 4235, 4840, 4928, 5260, 5786, 6160, 6776, 7364, 7744, 8416, 8470, 9205, 9680, 10520, 11572, 12320, 13552, 14465, 14728, 16832, 16940, 18410, 19360, 20251, 21040, 23144, 24640, 27104, 28930, 29456, 31823, 33880, 36820, 38720, 40502, 42080, 46288, 54208, 57860, 58912, 63646, 67760, 73640, 81004, 84160, 92576, 101255, 115720, 117824, 127292, 135520, 147280, 159115, 162008, 185152, 202510, 222761, 231440, 254584, 271040, 294560, 318230, 324016, 405020, 445522, 462880, 509168, 589120, 636460, 648032, 810040, 891044, 925760, 1018336, 1113805, 1272920, 1296064, 1620080, 1782088, 2036672, 2227610, 2545840, 3240160, 3564176, 4455220, 5091680, 6480320, 7128352, 8910440, 10183360, 14256704, 17820880, 35641760, 71283520]

約数ペア:

[(1, 71283520), (2, 35641760), (4, 17820880), (5, 14256704), (7, 10183360), (8, 8910440), (10, 7128352), (11, 6480320), (14, 5091680), (16, 4455220), (20, 3564176), (22, 3240160), (28, 2545840), (32, 2227610), (35, 2036672), (40, 1782088), (44, 1620080), (55, 1296064), (56, 1272920), (64, 1113805), (70, 1018336), (77, 925760), (80, 891044), (88, 810040), (110, 648032), (112, 636460), (121, 589120), (140, 509168), (154, 462880), (160, 445522), (176, 405020), (220, 324016), (224, 318230), (242, 294560), (263, 271040), (280, 254584), (308, 231440), (320, 222761), (352, 202510), (385, 185152), (440, 162008), (448, 159115), (484, 147280), (526, 135520), (560, 127292), (605, 117824), (616, 115720), (704, 101255), (770, 92576), (847, 84160), (880, 81004), (968, 73640), (1052, 67760), (1120, 63646), (1210, 58912), (1232, 57860), (1315, 54208), (1540, 46288), (1694, 42080), (1760, 40502), (1841, 38720), (1936, 36820), (2104, 33880), (2240, 31823), (2420, 29456), (2464, 28930), (2630, 27104), (2893, 24640), (3080, 23144), (3388, 21040), (3520, 20251), (3682, 19360), (3872, 18410), (4208, 16940), (4235, 16832), (4840, 14728), (4928, 14465), (5260, 13552), (5786, 12320), (6160, 11572), (6776, 10520), (7364, 9680), (7744, 9205), (8416, 8470)]