40687808000

素因数分解:

$2^9\times 5^3\times 7^1\times {\mathrm{90821}}^1$

素因数の和:90861

約数の個数: 160

約数和(自身を含む): 115952810688

約数和(自身を除く): 75265002688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 500, 512, 560, 640, 700, 800, 875, 896, 1000, 1120, 1280, 1400, 1600, 1750, 1792, 2000, 2240, 2560, 2800, 3200, 3500, 3584, 4000, 4480, 5600, 6400, 7000, 8000, 8960, 11200, 12800, 14000, 16000, 17920, 22400, 28000, 32000, 44800, 56000, 64000, 89600, 90821, 112000, 181642, 224000, 363284, 448000, 454105, 635747, 726568, 908210, 1271494, 1453136, 1816420, 2270525, 2542988, 2906272, 3178735, 3632840, 4541050, 5085976, 5812544, 6357470, 7265680, 9082100, 10171952, 11352625, 11625088, 12714940, 14531360, 15893675, 18164200, 20343904, 22705250, 23250176, 25429880, 29062720, 31787350, 36328400, 40687808, 45410500, 46500352, 50859760, 58125440, 63574700, 72656800, 79468375, 81375616, 90821000, 101719520, 116250880, 127149400, 145313600, 158936750, 162751232, 181642000, 203439040, 232501760, 254298800, 290627200, 317873500, 325502464, 363284000, 406878080, 508597600, 581254400, 635747000, 726568000, 813756160, 1017195200, 1162508800, 1271494000, 1453136000, 1627512320, 2034390400, 2542988000, 2906272000, 4068780800, 5085976000, 5812544000, 8137561600, 10171952000, 20343904000, 40687808000]

約数ペア:

[(1, 40687808000), (2, 20343904000), (4, 10171952000), (5, 8137561600), (7, 5812544000), (8, 5085976000), (10, 4068780800), (14, 2906272000), (16, 2542988000), (20, 2034390400), (25, 1627512320), (28, 1453136000), (32, 1271494000), (35, 1162508800), (40, 1017195200), (50, 813756160), (56, 726568000), (64, 635747000), (70, 581254400), (80, 508597600), (100, 406878080), (112, 363284000), (125, 325502464), (128, 317873500), (140, 290627200), (160, 254298800), (175, 232501760), (200, 203439040), (224, 181642000), (250, 162751232), (256, 158936750), (280, 145313600), (320, 127149400), (350, 116250880), (400, 101719520), (448, 90821000), (500, 81375616), (512, 79468375), (560, 72656800), (640, 63574700), (700, 58125440), (800, 50859760), (875, 46500352), (896, 45410500), (1000, 40687808), (1120, 36328400), (1280, 31787350), (1400, 29062720), (1600, 25429880), (1750, 23250176), (1792, 22705250), (2000, 20343904), (2240, 18164200), (2560, 15893675), (2800, 14531360), (3200, 12714940), (3500, 11625088), (3584, 11352625), (4000, 10171952), (4480, 9082100), (5600, 7265680), (6400, 6357470), (7000, 5812544), (8000, 5085976), (8960, 4541050), (11200, 3632840), (12800, 3178735), (14000, 2906272), (16000, 2542988), (17920, 2270525), (22400, 1816420), (28000, 1453136), (32000, 1271494), (44800, 908210), (56000, 726568), (64000, 635747), (89600, 454105), (90821, 448000), (112000, 363284), (181642, 224000)]