181461280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 288

約数和(自身を含む): 585591552

約数和(自身を除く): 404130272

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 103, 104, 110, 112, 121, 130, 140, 143, 154, 160, 176, 182, 206, 208, 220, 224, 242, 260, 280, 286, 308, 352, 364, 385, 412, 416, 440, 455, 484, 515, 520, 560, 572, 605, 616, 715, 721, 728, 770, 824, 847, 880, 910, 968, 1001, 1030, 1040, 1120, 1133, 1144, 1210, 1232, 1339, 1430, 1442, 1456, 1540, 1573, 1648, 1694, 1760, 1820, 1936, 2002, 2060, 2080, 2266, 2288, 2420, 2464, 2678, 2860, 2884, 2912, 3080, 3146, 3296, 3388, 3605, 3640, 3872, 4004, 4120, 4235, 4532, 4576, 4840, 5005, 5356, 5665, 5720, 5768, 6160, 6292, 6695, 6776, 7210, 7280, 7865, 7931, 8008, 8240, 8470, 9064, 9373, 9680, 10010, 10712, 11011, 11330, 11440, 11536, 12320, 12463, 12584, 13390, 13552, 14420, 14560, 14729, 15730, 15862, 16016, 16480, 16940, 18128, 18746, 19360, 20020, 21424, 22022, 22660, 22880, 23072, 24926, 25168, 26780, 27104, 28840, 29458, 31460, 31724, 32032, 33880, 36256, 37492, 39655, 40040, 42848, 44044, 45320, 46865, 49852, 50336, 53560, 55055, 57680, 58916, 62315, 62920, 63448, 67760, 73645, 74984, 79310, 80080, 87241, 88088, 90640, 93730, 99704, 103103, 107120, 110110, 115360, 117832, 124630, 125840, 126896, 135520, 147290, 149968, 158620, 160160, 162019, 174482, 176176, 181280, 187460, 199408, 206206, 214240, 220220, 235664, 249260, 251680, 253792, 294580, 299936, 317240, 324038, 348964, 352352, 374920, 398816, 412412, 436205, 440440, 471328, 498520, 515515, 589160, 634480, 648076, 697928, 749840, 810095, 824824, 872410, 880880, 997040, 1031030, 1134133, 1178320, 1268960, 1296152, 1395856, 1499680, 1620190, 1649648, 1744820, 1761760, 1994080, 2062060, 2268266, 2356640, 2592304, 2791712, 3240380, 3299296, 3489640, 4124120, 4536532, 5184608, 5670665, 6480760, 6979280, 8248240, 9073064, 11341330, 12961520, 13958560, 16496480, 18146128, 22682660, 25923040, 36292256, 45365320, 90730640, 181461280]

約数ペア:

[(1, 181461280), (2, 90730640), (4, 45365320), (5, 36292256), (7, 25923040), (8, 22682660), (10, 18146128), (11, 16496480), (13, 13958560), (14, 12961520), (16, 11341330), (20, 9073064), (22, 8248240), (26, 6979280), (28, 6480760), (32, 5670665), (35, 5184608), (40, 4536532), (44, 4124120), (52, 3489640), (55, 3299296), (56, 3240380), (65, 2791712), (70, 2592304), (77, 2356640), (80, 2268266), (88, 2062060), (91, 1994080), (103, 1761760), (104, 1744820), (110, 1649648), (112, 1620190), (121, 1499680), (130, 1395856), (140, 1296152), (143, 1268960), (154, 1178320), (160, 1134133), (176, 1031030), (182, 997040), (206, 880880), (208, 872410), (220, 824824), (224, 810095), (242, 749840), (260, 697928), (280, 648076), (286, 634480), (308, 589160), (352, 515515), (364, 498520), (385, 471328), (412, 440440), (416, 436205), (440, 412412), (455, 398816), (484, 374920), (515, 352352), (520, 348964), (560, 324038), (572, 317240), (605, 299936), (616, 294580), (715, 253792), (721, 251680), (728, 249260), (770, 235664), (824, 220220), (847, 214240), (880, 206206), (910, 199408), (968, 187460), (1001, 181280), (1030, 176176), (1040, 174482), (1120, 162019), (1133, 160160), (1144, 158620), (1210, 149968), (1232, 147290), (1339, 135520), (1430, 126896), (1442, 125840), (1456, 124630), (1540, 117832), (1573, 115360), (1648, 110110), (1694, 107120), (1760, 103103), (1820, 99704), (1936, 93730), (2002, 90640), (2060, 88088), (2080, 87241), (2266, 80080), (2288, 79310), (2420, 74984), (2464, 73645), (2678, 67760), (2860, 63448), (2884, 62920), (2912, 62315), (3080, 58916), (3146, 57680), (3296, 55055), (3388, 53560), (3605, 50336), (3640, 49852), (3872, 46865), (4004, 45320), (4120, 44044), (4235, 42848), (4532, 40040), (4576, 39655), (4840, 37492), (5005, 36256), (5356, 33880), (5665, 32032), (5720, 31724), (5768, 31460), (6160, 29458), (6292, 28840), (6695, 27104), (6776, 26780), (7210, 25168), (7280, 24926), (7865, 23072), (7931, 22880), (8008, 22660), (8240, 22022), (8470, 21424), (9064, 20020), (9373, 19360), (9680, 18746), (10010, 18128), (10712, 16940), (11011, 16480), (11330, 16016), (11440, 15862), (11536, 15730), (12320, 14729), (12463, 14560), (12584, 14420), (13390, 13552)]