20909324165520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3161297}}^1$

素因数の和:3161478

約数の個数: 320

約数和(自身を含む): 77070523170816

約数和(自身を除く): 56161199005296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 127, 140, 155, 168, 186, 210, 217, 240, 248, 254, 280, 310, 336, 372, 381, 420, 434, 465, 496, 508, 560, 620, 635, 651, 744, 762, 840, 868, 889, 930, 1016, 1085, 1240, 1270, 1302, 1488, 1524, 1680, 1736, 1778, 1860, 1905, 2032, 2170, 2480, 2540, 2604, 2667, 3048, 3255, 3472, 3556, 3720, 3810, 3937, 4340, 4445, 5080, 5208, 5334, 6096, 6510, 7112, 7440, 7620, 7874, 8680, 8890, 10160, 10416, 10668, 11811, 13020, 13335, 14224, 15240, 15748, 17360, 17780, 19685, 21336, 23622, 26040, 26670, 27559, 30480, 31496, 35560, 39370, 42672, 47244, 52080, 53340, 55118, 59055, 62992, 71120, 78740, 82677, 94488, 106680, 110236, 118110, 137795, 157480, 165354, 188976, 213360, 220472, 236220, 275590, 314960, 330708, 413385, 440944, 472440, 551180, 661416, 826770, 944880, 1102360, 1322832, 1653540, 2204720, 3161297, 3307080, 6322594, 6614160, 9483891, 12645188, 15806485, 18967782, 22129079, 25290376, 31612970, 37935564, 44258158, 47419455, 50580752, 63225940, 66387237, 75871128, 88516316, 94838910, 98000207, 110645395, 126451880, 132774474, 151742256, 177032632, 189677820, 196000414, 221290790, 252903760, 265548948, 294000621, 331936185, 354065264, 379355640, 392000828, 401484719, 442581580, 490001035, 531097896, 588001242, 663872370, 686001449, 758711280, 784001656, 802969438, 885163160, 980002070, 1062195792, 1176002484, 1204454157, 1327744740, 1372002898, 1470003105, 1568003312, 1605938876, 1770326320, 1960004140, 2007423595, 2058004347, 2352004968, 2408908314, 2655489480, 2744005796, 2810393033, 2940006210, 3211877752, 3430007245, 3920008280, 4014847190, 4116008694, 4704009936, 4817816628, 5310978960, 5488011592, 5620786066, 5880012420, 6022270785, 6423755504, 6860014490, 7840016560, 8029694380, 8232017388, 8431179099, 9635633256, 10290021735, 10976023184, 11241572132, 11760024840, 12044541570, 12446026289, 13720028980, 14051965165, 16059388760, 16464034776, 16862358198, 19271266512, 20580043470, 22483144264, 23520049680, 24089083140, 24892052578, 27440057960, 28103930330, 32118777520, 32928069552, 33724716396, 37338078867, 41160086940, 42155895495, 44966288528, 48178166280, 49784105156, 54880115920, 56207860660, 62230131445, 67449432792, 74676157734, 82320173880, 84311790990, 87122184023, 96356332560, 99568210312, 112415721320, 124460262890, 134898865584, 149352315468, 164640347760, 168623581980, 174244368046, 186690394335, 199136420624, 224831442640, 248920525780, 261366552069, 298704630936, 337247163960, 348488736092, 373380788670, 435610920115, 497841051560, 522733104138, 597409261872, 674494327920, 696977472184, 746761577340, 871221840230, 995682103120, 1045466208276, 1306832760345, 1393954944368, 1493523154680, 1742443680460, 2090932416552, 2613665520690, 2987046309360, 3484887360920, 4181864833104, 5227331041380, 6969774721840, 10454662082760, 20909324165520]

約数ペア:

[(1, 20909324165520), (2, 10454662082760), (3, 6969774721840), (4, 5227331041380), (5, 4181864833104), (6, 3484887360920), (7, 2987046309360), (8, 2613665520690), (10, 2090932416552), (12, 1742443680460), (14, 1493523154680), (15, 1393954944368), (16, 1306832760345), (20, 1045466208276), (21, 995682103120), (24, 871221840230), (28, 746761577340), (30, 696977472184), (31, 674494327920), (35, 597409261872), (40, 522733104138), (42, 497841051560), (48, 435610920115), (56, 373380788670), (60, 348488736092), (62, 337247163960), (70, 298704630936), (80, 261366552069), (84, 248920525780), (93, 224831442640), (105, 199136420624), (112, 186690394335), (120, 174244368046), (124, 168623581980), (127, 164640347760), (140, 149352315468), (155, 134898865584), (168, 124460262890), (186, 112415721320), (210, 99568210312), (217, 96356332560), (240, 87122184023), (248, 84311790990), (254, 82320173880), (280, 74676157734), (310, 67449432792), (336, 62230131445), (372, 56207860660), (381, 54880115920), (420, 49784105156), (434, 48178166280), (465, 44966288528), (496, 42155895495), (508, 41160086940), (560, 37338078867), (620, 33724716396), (635, 32928069552), (651, 32118777520), (744, 28103930330), (762, 27440057960), (840, 24892052578), (868, 24089083140), (889, 23520049680), (930, 22483144264), (1016, 20580043470), (1085, 19271266512), (1240, 16862358198), (1270, 16464034776), (1302, 16059388760), (1488, 14051965165), (1524, 13720028980), (1680, 12446026289), (1736, 12044541570), (1778, 11760024840), (1860, 11241572132), (1905, 10976023184), (2032, 10290021735), (2170, 9635633256), (2480, 8431179099), (2540, 8232017388), (2604, 8029694380), (2667, 7840016560), (3048, 6860014490), (3255, 6423755504), (3472, 6022270785), (3556, 5880012420), (3720, 5620786066), (3810, 5488011592), (3937, 5310978960), (4340, 4817816628), (4445, 4704009936), (5080, 4116008694), (5208, 4014847190), (5334, 3920008280), (6096, 3430007245), (6510, 3211877752), (7112, 2940006210), (7440, 2810393033), (7620, 2744005796), (7874, 2655489480), (8680, 2408908314), (8890, 2352004968), (10160, 2058004347), (10416, 2007423595), (10668, 1960004140), (11811, 1770326320), (13020, 1605938876), (13335, 1568003312), (14224, 1470003105), (15240, 1372002898), (15748, 1327744740), (17360, 1204454157), (17780, 1176002484), (19685, 1062195792), (21336, 980002070), (23622, 885163160), (26040, 802969438), (26670, 784001656), (27559, 758711280), (30480, 686001449), (31496, 663872370), (35560, 588001242), (39370, 531097896), (42672, 490001035), (47244, 442581580), (52080, 401484719), (53340, 392000828), (55118, 379355640), (59055, 354065264), (62992, 331936185), (71120, 294000621), (78740, 265548948), (82677, 252903760), (94488, 221290790), (106680, 196000414), (110236, 189677820), (118110, 177032632), (137795, 151742256), (157480, 132774474), (165354, 126451880), (188976, 110645395), (213360, 98000207), (220472, 94838910), (236220, 88516316), (275590, 75871128), (314960, 66387237), (330708, 63225940), (413385, 50580752), (440944, 47419455), (472440, 44258158), (551180, 37935564), (661416, 31612970), (826770, 25290376), (944880, 22129079), (1102360, 18967782), (1322832, 15806485), (1653540, 12645188), (2204720, 9483891), (3161297, 6614160), (3307080, 6322594)]