78845760

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3911}}^1$

素因数の和:3941

約数の個数: 168

約数和(自身を含む): 310018176

約数和(自身を除く): 231172416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3911, 4032, 5040, 6720, 7822, 10080, 11733, 15644, 19555, 20160, 23466, 27377, 31288, 35199, 39110, 46932, 54754, 58665, 62576, 70398, 78220, 82131, 93864, 109508, 117330, 125152, 136885, 140796, 156440, 164262, 175995, 187728, 219016, 234660, 246393, 250304, 273770, 281592, 312880, 328524, 351990, 375456, 410655, 438032, 469320, 492786, 547540, 563184, 625760, 657048, 703980, 750912, 821310, 876064, 938640, 985572, 1095080, 1126368, 1231965, 1251520, 1314096, 1407960, 1642620, 1752128, 1877280, 1971144, 2190160, 2252736, 2463930, 2628192, 2815920, 3285240, 3754560, 3942288, 4380320, 4927860, 5256384, 5631840, 6570480, 7884576, 8760640, 9855720, 11263680, 13140960, 15769152, 19711440, 26281920, 39422880, 78845760]

約数ペア:

[(1, 78845760), (2, 39422880), (3, 26281920), (4, 19711440), (5, 15769152), (6, 13140960), (7, 11263680), (8, 9855720), (9, 8760640), (10, 7884576), (12, 6570480), (14, 5631840), (15, 5256384), (16, 4927860), (18, 4380320), (20, 3942288), (21, 3754560), (24, 3285240), (28, 2815920), (30, 2628192), (32, 2463930), (35, 2252736), (36, 2190160), (40, 1971144), (42, 1877280), (45, 1752128), (48, 1642620), (56, 1407960), (60, 1314096), (63, 1251520), (64, 1231965), (70, 1126368), (72, 1095080), (80, 985572), (84, 938640), (90, 876064), (96, 821310), (105, 750912), (112, 703980), (120, 657048), (126, 625760), (140, 563184), (144, 547540), (160, 492786), (168, 469320), (180, 438032), (192, 410655), (210, 375456), (224, 351990), (240, 328524), (252, 312880), (280, 281592), (288, 273770), (315, 250304), (320, 246393), (336, 234660), (360, 219016), (420, 187728), (448, 175995), (480, 164262), (504, 156440), (560, 140796), (576, 136885), (630, 125152), (672, 117330), (720, 109508), (840, 93864), (960, 82131), (1008, 78220), (1120, 70398), (1260, 62576), (1344, 58665), (1440, 54754), (1680, 46932), (2016, 39110), (2240, 35199), (2520, 31288), (2880, 27377), (3360, 23466), (3911, 20160), (4032, 19555), (5040, 15644), (6720, 11733), (7822, 10080)]