81182640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 320

約数和(自身を含む): 329121792

約数和(自身を除く): 247939152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 48, 55, 56, 60, 66, 69, 70, 77, 80, 84, 88, 92, 105, 110, 112, 115, 120, 132, 138, 140, 154, 161, 165, 168, 176, 184, 191, 210, 220, 230, 231, 240, 253, 264, 276, 280, 308, 322, 330, 336, 345, 368, 382, 385, 420, 440, 460, 462, 483, 506, 528, 552, 560, 573, 616, 644, 660, 690, 759, 764, 770, 805, 840, 880, 920, 924, 955, 966, 1012, 1104, 1146, 1155, 1232, 1265, 1288, 1320, 1337, 1380, 1518, 1528, 1540, 1610, 1680, 1771, 1840, 1848, 1910, 1932, 2024, 2101, 2292, 2310, 2415, 2530, 2576, 2640, 2674, 2760, 2865, 3036, 3056, 3080, 3220, 3542, 3696, 3795, 3820, 3864, 4011, 4048, 4202, 4393, 4584, 4620, 4830, 5060, 5313, 5348, 5520, 5730, 6072, 6160, 6303, 6440, 6685, 7084, 7590, 7640, 7728, 8022, 8404, 8786, 8855, 9168, 9240, 9660, 10120, 10505, 10626, 10696, 11460, 12144, 12606, 12880, 13179, 13370, 14168, 14707, 15180, 15280, 16044, 16808, 17572, 17710, 18480, 19320, 20055, 20240, 21010, 21252, 21392, 21965, 22920, 25212, 26358, 26565, 26740, 28336, 29414, 30360, 30751, 31515, 32088, 33616, 35144, 35420, 38640, 40110, 42020, 42504, 43930, 44121, 45840, 48323, 50424, 52716, 53130, 53480, 58828, 60720, 61502, 63030, 64176, 65895, 70288, 70840, 73535, 80220, 84040, 85008, 87860, 88242, 92253, 96646, 100848, 105432, 106260, 106960, 117656, 123004, 126060, 131790, 141680, 144969, 147070, 153755, 160440, 168080, 175720, 176484, 184506, 193292, 210864, 212520, 220605, 235312, 241615, 246008, 252120, 263580, 289938, 294140, 307510, 320880, 338261, 351440, 352968, 369012, 386584, 425040, 441210, 461265, 483230, 492016, 504240, 527160, 579876, 588280, 615020, 676522, 705936, 724845, 738024, 773168, 882420, 922530, 966460, 1014783, 1054320, 1159752, 1176560, 1230040, 1353044, 1449690, 1476048, 1691305, 1764840, 1845060, 1932920, 2029566, 2319504, 2460080, 2706088, 2899380, 3382610, 3529680, 3690120, 3865840, 4059132, 5073915, 5412176, 5798760, 6765220, 7380240, 8118264, 10147830, 11597520, 13530440, 16236528, 20295660, 27060880, 40591320, 81182640]

約数ペア:

[(1, 81182640), (2, 40591320), (3, 27060880), (4, 20295660), (5, 16236528), (6, 13530440), (7, 11597520), (8, 10147830), (10, 8118264), (11, 7380240), (12, 6765220), (14, 5798760), (15, 5412176), (16, 5073915), (20, 4059132), (21, 3865840), (22, 3690120), (23, 3529680), (24, 3382610), (28, 2899380), (30, 2706088), (33, 2460080), (35, 2319504), (40, 2029566), (42, 1932920), (44, 1845060), (46, 1764840), (48, 1691305), (55, 1476048), (56, 1449690), (60, 1353044), (66, 1230040), (69, 1176560), (70, 1159752), (77, 1054320), (80, 1014783), (84, 966460), (88, 922530), (92, 882420), (105, 773168), (110, 738024), (112, 724845), (115, 705936), (120, 676522), (132, 615020), (138, 588280), (140, 579876), (154, 527160), (161, 504240), (165, 492016), (168, 483230), (176, 461265), (184, 441210), (191, 425040), (210, 386584), (220, 369012), (230, 352968), (231, 351440), (240, 338261), (253, 320880), (264, 307510), (276, 294140), (280, 289938), (308, 263580), (322, 252120), (330, 246008), (336, 241615), (345, 235312), (368, 220605), (382, 212520), (385, 210864), (420, 193292), (440, 184506), (460, 176484), (462, 175720), (483, 168080), (506, 160440), (528, 153755), (552, 147070), (560, 144969), (573, 141680), (616, 131790), (644, 126060), (660, 123004), (690, 117656), (759, 106960), (764, 106260), (770, 105432), (805, 100848), (840, 96646), (880, 92253), (920, 88242), (924, 87860), (955, 85008), (966, 84040), (1012, 80220), (1104, 73535), (1146, 70840), (1155, 70288), (1232, 65895), (1265, 64176), (1288, 63030), (1320, 61502), (1337, 60720), (1380, 58828), (1518, 53480), (1528, 53130), (1540, 52716), (1610, 50424), (1680, 48323), (1771, 45840), (1840, 44121), (1848, 43930), (1910, 42504), (1932, 42020), (2024, 40110), (2101, 38640), (2292, 35420), (2310, 35144), (2415, 33616), (2530, 32088), (2576, 31515), (2640, 30751), (2674, 30360), (2760, 29414), (2865, 28336), (3036, 26740), (3056, 26565), (3080, 26358), (3220, 25212), (3542, 22920), (3696, 21965), (3795, 21392), (3820, 21252), (3864, 21010), (4011, 20240), (4048, 20055), (4202, 19320), (4393, 18480), (4584, 17710), (4620, 17572), (4830, 16808), (5060, 16044), (5313, 15280), (5348, 15180), (5520, 14707), (5730, 14168), (6072, 13370), (6160, 13179), (6303, 12880), (6440, 12606), (6685, 12144), (7084, 11460), (7590, 10696), (7640, 10626), (7728, 10505), (8022, 10120), (8404, 9660), (8786, 9240), (8855, 9168)]