20194994520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{593}}^1$

素因数の和:1096

約数の個数: 320

約数和(自身を含む): 71103510720

約数和(自身を除く): 50908516200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 457, 460, 540, 552, 593, 621, 648, 690, 810, 828, 914, 920, 1035, 1080, 1186, 1242, 1371, 1380, 1620, 1656, 1779, 1828, 1863, 2070, 2285, 2372, 2484, 2742, 2760, 2965, 3105, 3240, 3558, 3656, 3726, 4113, 4140, 4570, 4744, 4968, 5337, 5484, 5930, 6210, 6855, 7116, 7452, 8226, 8280, 8895, 9140, 9315, 10511, 10674, 10968, 11860, 12339, 12420, 13639, 13710, 14232, 14904, 16011, 16452, 17790, 18280, 18630, 20565, 21022, 21348, 23720, 24678, 24840, 26685, 27278, 27420, 31533, 32022, 32904, 35580, 37017, 37260, 40917, 41130, 42044, 42696, 48033, 49356, 52555, 53370, 54556, 54840, 61695, 63066, 64044, 68195, 71160, 74034, 74520, 80055, 81834, 82260, 84088, 94599, 96066, 98712, 105110, 106740, 109112, 122751, 123390, 126132, 128088, 136390, 148068, 157665, 160110, 163668, 164520, 185085, 189198, 192132, 204585, 210220, 213480, 240165, 245502, 246780, 252264, 271001, 272780, 283797, 296136, 315330, 320220, 327336, 368253, 370170, 378396, 384264, 409170, 420440, 472995, 480330, 491004, 493560, 542002, 545560, 567594, 613755, 630660, 640440, 736506, 740340, 756792, 813003, 818340, 851391, 945990, 960660, 982008, 1084004, 1104759, 1135188, 1227510, 1261320, 1355005, 1418985, 1473012, 1480680, 1626006, 1636680, 1702782, 1841265, 1891980, 1921320, 2168008, 2209518, 2270376, 2439009, 2455020, 2710010, 2837970, 2946024, 3252012, 3405564, 3682530, 3783960, 4065015, 4256955, 4419036, 4878018, 4910040, 5420020, 5523795, 5675940, 6233023, 6504024, 6811128, 7317027, 7365060, 8130030, 8513910, 8838072, 9756036, 10840040, 11047590, 11351880, 12195045, 12466046, 14634054, 14730120, 16260060, 17027820, 18699069, 19512072, 21951081, 22095180, 24390090, 24932092, 29268108, 31165115, 32520120, 34055640, 36585135, 37398138, 43902162, 44190360, 48780180, 49864184, 56097207, 58536216, 62330230, 73170270, 74796276, 87804324, 93495345, 97560360, 109755405, 112194414, 124660460, 146340540, 149592552, 168291621, 175608648, 186990690, 219510810, 224388828, 249320920, 280486035, 292681080, 336583242, 373981380, 439021620, 448777656, 504874863, 560972070, 673166484, 747962760, 841458105, 878043240, 1009749726, 1121944140, 1346332968, 1682916210, 2019499452, 2243888280, 2524374315, 3365832420, 4038998904, 5048748630, 6731664840, 10097497260, 20194994520]

約数ペア:

[(1, 20194994520), (2, 10097497260), (3, 6731664840), (4, 5048748630), (5, 4038998904), (6, 3365832420), (8, 2524374315), (9, 2243888280), (10, 2019499452), (12, 1682916210), (15, 1346332968), (18, 1121944140), (20, 1009749726), (23, 878043240), (24, 841458105), (27, 747962760), (30, 673166484), (36, 560972070), (40, 504874863), (45, 448777656), (46, 439021620), (54, 373981380), (60, 336583242), (69, 292681080), (72, 280486035), (81, 249320920), (90, 224388828), (92, 219510810), (108, 186990690), (115, 175608648), (120, 168291621), (135, 149592552), (138, 146340540), (162, 124660460), (180, 112194414), (184, 109755405), (207, 97560360), (216, 93495345), (230, 87804324), (270, 74796276), (276, 73170270), (324, 62330230), (345, 58536216), (360, 56097207), (405, 49864184), (414, 48780180), (457, 44190360), (460, 43902162), (540, 37398138), (552, 36585135), (593, 34055640), (621, 32520120), (648, 31165115), (690, 29268108), (810, 24932092), (828, 24390090), (914, 22095180), (920, 21951081), (1035, 19512072), (1080, 18699069), (1186, 17027820), (1242, 16260060), (1371, 14730120), (1380, 14634054), (1620, 12466046), (1656, 12195045), (1779, 11351880), (1828, 11047590), (1863, 10840040), (2070, 9756036), (2285, 8838072), (2372, 8513910), (2484, 8130030), (2742, 7365060), (2760, 7317027), (2965, 6811128), (3105, 6504024), (3240, 6233023), (3558, 5675940), (3656, 5523795), (3726, 5420020), (4113, 4910040), (4140, 4878018), (4570, 4419036), (4744, 4256955), (4968, 4065015), (5337, 3783960), (5484, 3682530), (5930, 3405564), (6210, 3252012), (6855, 2946024), (7116, 2837970), (7452, 2710010), (8226, 2455020), (8280, 2439009), (8895, 2270376), (9140, 2209518), (9315, 2168008), (10511, 1921320), (10674, 1891980), (10968, 1841265), (11860, 1702782), (12339, 1636680), (12420, 1626006), (13639, 1480680), (13710, 1473012), (14232, 1418985), (14904, 1355005), (16011, 1261320), (16452, 1227510), (17790, 1135188), (18280, 1104759), (18630, 1084004), (20565, 982008), (21022, 960660), (21348, 945990), (23720, 851391), (24678, 818340), (24840, 813003), (26685, 756792), (27278, 740340), (27420, 736506), (31533, 640440), (32022, 630660), (32904, 613755), (35580, 567594), (37017, 545560), (37260, 542002), (40917, 493560), (41130, 491004), (42044, 480330), (42696, 472995), (48033, 420440), (49356, 409170), (52555, 384264), (53370, 378396), (54556, 370170), (54840, 368253), (61695, 327336), (63066, 320220), (64044, 315330), (68195, 296136), (71160, 283797), (74034, 272780), (74520, 271001), (80055, 252264), (81834, 246780), (82260, 245502), (84088, 240165), (94599, 213480), (96066, 210220), (98712, 204585), (105110, 192132), (106740, 189198), (109112, 185085), (122751, 164520), (123390, 163668), (126132, 160110), (128088, 157665), (136390, 148068)]