20210421000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87491}}^1$

素因数の和:87533

約数の個数: 256

約数和(自身を含む): 78616811520

約数和(自身を除く): 58406390520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 50, 55, 56, 60, 66, 70, 75, 77, 84, 88, 100, 105, 110, 120, 125, 132, 140, 150, 154, 165, 168, 175, 200, 210, 220, 231, 250, 264, 275, 280, 300, 308, 330, 350, 375, 385, 420, 440, 462, 500, 525, 550, 600, 616, 660, 700, 750, 770, 825, 840, 875, 924, 1000, 1050, 1100, 1155, 1320, 1375, 1400, 1500, 1540, 1650, 1750, 1848, 1925, 2100, 2200, 2310, 2625, 2750, 3000, 3080, 3300, 3500, 3850, 4125, 4200, 4620, 5250, 5500, 5775, 6600, 7000, 7700, 8250, 9240, 9625, 10500, 11000, 11550, 15400, 16500, 19250, 21000, 23100, 28875, 33000, 38500, 46200, 57750, 77000, 87491, 115500, 174982, 231000, 262473, 349964, 437455, 524946, 612437, 699928, 874910, 962401, 1049892, 1224874, 1312365, 1749820, 1837311, 1924802, 2099784, 2187275, 2449748, 2624730, 2887203, 3062185, 3499640, 3674622, 3849604, 4374550, 4812005, 4899496, 5249460, 5774406, 6124370, 6561825, 6736807, 7349244, 7699208, 8749100, 9186555, 9624010, 10498920, 10936375, 11548812, 12248740, 13123650, 13473614, 14436015, 14698488, 15310925, 17498200, 18373110, 19248020, 20210421, 21872750, 23097624, 24060025, 24497480, 26247300, 26947228, 28872030, 30621850, 32809125, 33684035, 36746220, 38496040, 40420842, 43745500, 45932775, 48120050, 52494600, 53894456, 57744060, 61243700, 65618250, 67368070, 72180075, 73492440, 76554625, 80841684, 87491000, 91865550, 96240100, 101052105, 115488120, 120300125, 122487400, 131236500, 134736140, 144360150, 153109250, 161683368, 168420175, 183731100, 192480200, 202104210, 229663875, 240600250, 262473000, 269472280, 288720300, 306218500, 336840350, 360900375, 367462200, 404208420, 459327750, 481200500, 505260525, 577440600, 612437000, 673680700, 721800750, 808416840, 842100875, 918655500, 962401000, 1010521050, 1347361400, 1443601500, 1684201750, 1837311000, 2021042100, 2526302625, 2887203000, 3368403500, 4042084200, 5052605250, 6736807000, 10105210500, 20210421000]

約数ペア:

[(1, 20210421000), (2, 10105210500), (3, 6736807000), (4, 5052605250), (5, 4042084200), (6, 3368403500), (7, 2887203000), (8, 2526302625), (10, 2021042100), (11, 1837311000), (12, 1684201750), (14, 1443601500), (15, 1347361400), (20, 1010521050), (21, 962401000), (22, 918655500), (24, 842100875), (25, 808416840), (28, 721800750), (30, 673680700), (33, 612437000), (35, 577440600), (40, 505260525), (42, 481200500), (44, 459327750), (50, 404208420), (55, 367462200), (56, 360900375), (60, 336840350), (66, 306218500), (70, 288720300), (75, 269472280), (77, 262473000), (84, 240600250), (88, 229663875), (100, 202104210), (105, 192480200), (110, 183731100), (120, 168420175), (125, 161683368), (132, 153109250), (140, 144360150), (150, 134736140), (154, 131236500), (165, 122487400), (168, 120300125), (175, 115488120), (200, 101052105), (210, 96240100), (220, 91865550), (231, 87491000), (250, 80841684), (264, 76554625), (275, 73492440), (280, 72180075), (300, 67368070), (308, 65618250), (330, 61243700), (350, 57744060), (375, 53894456), (385, 52494600), (420, 48120050), (440, 45932775), (462, 43745500), (500, 40420842), (525, 38496040), (550, 36746220), (600, 33684035), (616, 32809125), (660, 30621850), (700, 28872030), (750, 26947228), (770, 26247300), (825, 24497480), (840, 24060025), (875, 23097624), (924, 21872750), (1000, 20210421), (1050, 19248020), (1100, 18373110), (1155, 17498200), (1320, 15310925), (1375, 14698488), (1400, 14436015), (1500, 13473614), (1540, 13123650), (1650, 12248740), (1750, 11548812), (1848, 10936375), (1925, 10498920), (2100, 9624010), (2200, 9186555), (2310, 8749100), (2625, 7699208), (2750, 7349244), (3000, 6736807), (3080, 6561825), (3300, 6124370), (3500, 5774406), (3850, 5249460), (4125, 4899496), (4200, 4812005), (4620, 4374550), (5250, 3849604), (5500, 3674622), (5775, 3499640), (6600, 3062185), (7000, 2887203), (7700, 2624730), (8250, 2449748), (9240, 2187275), (9625, 2099784), (10500, 1924802), (11000, 1837311), (11550, 1749820), (15400, 1312365), (16500, 1224874), (19250, 1049892), (21000, 962401), (23100, 874910), (28875, 699928), (33000, 612437), (38500, 524946), (46200, 437455), (57750, 349964), (77000, 262473), (87491, 231000), (115500, 174982)]