18878009920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{33311}}^1$

素因数の和:33369

約数の個数: 224

約数和(自身を含む): 58484146176

約数和(自身を除く): 39606136256

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 64, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 160, 161, 176, 184, 220, 224, 230, 253, 280, 308, 320, 322, 352, 368, 385, 440, 448, 460, 506, 560, 616, 644, 704, 736, 770, 805, 880, 920, 1012, 1120, 1232, 1265, 1288, 1472, 1540, 1610, 1760, 1771, 1840, 2024, 2240, 2464, 2530, 2576, 3080, 3220, 3520, 3542, 3680, 4048, 4928, 5060, 5152, 6160, 6440, 7084, 7360, 8096, 8855, 10120, 10304, 12320, 12880, 14168, 16192, 17710, 20240, 24640, 25760, 28336, 33311, 35420, 40480, 51520, 56672, 66622, 70840, 80960, 113344, 133244, 141680, 166555, 233177, 266488, 283360, 333110, 366421, 466354, 532976, 566720, 666220, 732842, 766153, 932708, 1065952, 1165885, 1332440, 1465684, 1532306, 1832105, 1865416, 2131904, 2331770, 2564947, 2664880, 2931368, 3064612, 3664210, 3730832, 3830765, 4663540, 5129894, 5329760, 5363071, 5862736, 6129224, 7328420, 7461664, 7661530, 8427683, 9327080, 10259788, 10659520, 10726142, 11725472, 12258448, 12824735, 14656840, 14923328, 15323060, 16855366, 18654160, 20519576, 21452284, 23450944, 24516896, 25649470, 26815355, 29313680, 30646120, 33710732, 37308320, 41039152, 42138415, 42904568, 49033792, 51298940, 53630710, 58627360, 58993781, 61292240, 67421464, 74616640, 82078304, 84276830, 85809136, 102597880, 107261420, 117254720, 117987562, 122584480, 134842928, 164156608, 168553660, 171618272, 205195760, 214522840, 235975124, 245168960, 269685856, 294968905, 337107320, 343236544, 410391520, 429045680, 471950248, 539371712, 589937810, 674214640, 820783040, 858091360, 943900496, 1179875620, 1348429280, 1716182720, 1887800992, 2359751240, 2696858560, 3775601984, 4719502480, 9439004960, 18878009920]

約数ペア:

[(1, 18878009920), (2, 9439004960), (4, 4719502480), (5, 3775601984), (7, 2696858560), (8, 2359751240), (10, 1887800992), (11, 1716182720), (14, 1348429280), (16, 1179875620), (20, 943900496), (22, 858091360), (23, 820783040), (28, 674214640), (32, 589937810), (35, 539371712), (40, 471950248), (44, 429045680), (46, 410391520), (55, 343236544), (56, 337107320), (64, 294968905), (70, 269685856), (77, 245168960), (80, 235975124), (88, 214522840), (92, 205195760), (110, 171618272), (112, 168553660), (115, 164156608), (140, 134842928), (154, 122584480), (160, 117987562), (161, 117254720), (176, 107261420), (184, 102597880), (220, 85809136), (224, 84276830), (230, 82078304), (253, 74616640), (280, 67421464), (308, 61292240), (320, 58993781), (322, 58627360), (352, 53630710), (368, 51298940), (385, 49033792), (440, 42904568), (448, 42138415), (460, 41039152), (506, 37308320), (560, 33710732), (616, 30646120), (644, 29313680), (704, 26815355), (736, 25649470), (770, 24516896), (805, 23450944), (880, 21452284), (920, 20519576), (1012, 18654160), (1120, 16855366), (1232, 15323060), (1265, 14923328), (1288, 14656840), (1472, 12824735), (1540, 12258448), (1610, 11725472), (1760, 10726142), (1771, 10659520), (1840, 10259788), (2024, 9327080), (2240, 8427683), (2464, 7661530), (2530, 7461664), (2576, 7328420), (3080, 6129224), (3220, 5862736), (3520, 5363071), (3542, 5329760), (3680, 5129894), (4048, 4663540), (4928, 3830765), (5060, 3730832), (5152, 3664210), (6160, 3064612), (6440, 2931368), (7084, 2664880), (7360, 2564947), (8096, 2331770), (8855, 2131904), (10120, 1865416), (10304, 1832105), (12320, 1532306), (12880, 1465684), (14168, 1332440), (16192, 1165885), (17710, 1065952), (20240, 932708), (24640, 766153), (25760, 732842), (28336, 666220), (33311, 566720), (35420, 532976), (40480, 466354), (51520, 366421), (56672, 333110), (66622, 283360), (70840, 266488), (80960, 233177), (113344, 166555), (133244, 141680)]