208578720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2699}}^1$

素因数の和:2747

約数の個数: 192

約数和(自身を含む): 783820800

約数和(自身を除く): 575242080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2699, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5398, 5520, 6440, 7728, 8097, 9660, 10796, 11040, 12880, 13495, 15456, 16194, 18893, 19320, 21592, 25760, 26990, 32388, 37786, 38640, 40485, 43184, 53980, 56679, 62077, 64776, 75572, 77280, 80970, 86368, 94465, 107960, 113358, 124154, 129552, 151144, 161940, 186231, 188930, 215920, 226716, 248308, 259104, 283395, 302288, 310385, 323880, 372462, 377860, 431840, 434539, 453432, 496616, 566790, 604576, 620770, 647760, 744924, 755720, 869078, 906864, 931155, 993232, 1133580, 1241540, 1295520, 1303617, 1489848, 1511440, 1738156, 1813728, 1862310, 1986464, 2172695, 2267160, 2483080, 2607234, 2979696, 3022880, 3476312, 3724620, 4345390, 4534320, 4966160, 5214468, 5959392, 6518085, 6952624, 7449240, 8690780, 9068640, 9932320, 10428936, 13036170, 13905248, 14898480, 17381560, 20857872, 26072340, 29796960, 34763120, 41715744, 52144680, 69526240, 104289360, 208578720]

約数ペア:

[(1, 208578720), (2, 104289360), (3, 69526240), (4, 52144680), (5, 41715744), (6, 34763120), (7, 29796960), (8, 26072340), (10, 20857872), (12, 17381560), (14, 14898480), (15, 13905248), (16, 13036170), (20, 10428936), (21, 9932320), (23, 9068640), (24, 8690780), (28, 7449240), (30, 6952624), (32, 6518085), (35, 5959392), (40, 5214468), (42, 4966160), (46, 4534320), (48, 4345390), (56, 3724620), (60, 3476312), (69, 3022880), (70, 2979696), (80, 2607234), (84, 2483080), (92, 2267160), (96, 2172695), (105, 1986464), (112, 1862310), (115, 1813728), (120, 1738156), (138, 1511440), (140, 1489848), (160, 1303617), (161, 1295520), (168, 1241540), (184, 1133580), (210, 993232), (224, 931155), (230, 906864), (240, 869078), (276, 755720), (280, 744924), (322, 647760), (336, 620770), (345, 604576), (368, 566790), (420, 496616), (460, 453432), (480, 434539), (483, 431840), (552, 377860), (560, 372462), (644, 323880), (672, 310385), (690, 302288), (736, 283395), (805, 259104), (840, 248308), (920, 226716), (966, 215920), (1104, 188930), (1120, 186231), (1288, 161940), (1380, 151144), (1610, 129552), (1680, 124154), (1840, 113358), (1932, 107960), (2208, 94465), (2415, 86368), (2576, 80970), (2699, 77280), (2760, 75572), (3220, 64776), (3360, 62077), (3680, 56679), (3864, 53980), (4830, 43184), (5152, 40485), (5398, 38640), (5520, 37786), (6440, 32388), (7728, 26990), (8097, 25760), (9660, 21592), (10796, 19320), (11040, 18893), (12880, 16194), (13495, 15456)]