1987058640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{20047}}^1$

素因数の和:20129

約数の個数: 160

約数和(自身を含む): 7159541760

約数和(自身を除く): 5172483120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 708, 826, 840, 885, 944, 1180, 1239, 1416, 1652, 1680, 1770, 2065, 2360, 2478, 2832, 3304, 3540, 4130, 4720, 4956, 6195, 6608, 7080, 8260, 9912, 12390, 14160, 16520, 19824, 20047, 24780, 33040, 40094, 49560, 60141, 80188, 99120, 100235, 120282, 140329, 160376, 200470, 240564, 280658, 300705, 320752, 400940, 420987, 481128, 561316, 601410, 701645, 801880, 841974, 962256, 1122632, 1182773, 1202820, 1403290, 1603760, 1683948, 2104935, 2245264, 2365546, 2405640, 2806580, 3367896, 3548319, 4209870, 4731092, 4811280, 5613160, 5913865, 6735792, 7096638, 8279411, 8419740, 9462184, 11226320, 11827730, 14193276, 16558822, 16839480, 17741595, 18924368, 23655460, 24838233, 28386552, 33117644, 33678960, 35483190, 41397055, 47310920, 49676466, 56773104, 66235288, 70966380, 82794110, 94621840, 99352932, 124191165, 132470576, 141932760, 165588220, 198705864, 248382330, 283865520, 331176440, 397411728, 496764660, 662352880, 993529320, 1987058640]

約数ペア:

[(1, 1987058640), (2, 993529320), (3, 662352880), (4, 496764660), (5, 397411728), (6, 331176440), (7, 283865520), (8, 248382330), (10, 198705864), (12, 165588220), (14, 141932760), (15, 132470576), (16, 124191165), (20, 99352932), (21, 94621840), (24, 82794110), (28, 70966380), (30, 66235288), (35, 56773104), (40, 49676466), (42, 47310920), (48, 41397055), (56, 35483190), (59, 33678960), (60, 33117644), (70, 28386552), (80, 24838233), (84, 23655460), (105, 18924368), (112, 17741595), (118, 16839480), (120, 16558822), (140, 14193276), (168, 11827730), (177, 11226320), (210, 9462184), (236, 8419740), (240, 8279411), (280, 7096638), (295, 6735792), (336, 5913865), (354, 5613160), (413, 4811280), (420, 4731092), (472, 4209870), (560, 3548319), (590, 3367896), (708, 2806580), (826, 2405640), (840, 2365546), (885, 2245264), (944, 2104935), (1180, 1683948), (1239, 1603760), (1416, 1403290), (1652, 1202820), (1680, 1182773), (1770, 1122632), (2065, 962256), (2360, 841974), (2478, 801880), (2832, 701645), (3304, 601410), (3540, 561316), (4130, 481128), (4720, 420987), (4956, 400940), (6195, 320752), (6608, 300705), (7080, 280658), (8260, 240564), (9912, 200470), (12390, 160376), (14160, 140329), (16520, 120282), (19824, 100235), (20047, 99120), (24780, 80188), (33040, 60141), (40094, 49560)]