1817623920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1081919}}^1$

素因数の和:1081942

約数の個数: 80

約数和(自身を含む): 6439587840

約数和(自身を除く): 4621963920

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, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1081919, 2163838, 3245757, 4327676, 5409595, 6491514, 7573433, 8655352, 10819190, 12983028, 15146866, 16228785, 17310704, 21638380, 22720299, 25966056, 30293732, 32457570, 37867165, 43276760, 45440598, 51932112, 60587464, 64915140, 75734330, 86553520, 90881196, 113601495, 121174928, 129830280, 151468660, 181762392, 227202990, 259660560, 302937320, 363524784, 454405980, 605874640, 908811960, 1817623920]

約数ペア:

[(1, 1817623920), (2, 908811960), (3, 605874640), (4, 454405980), (5, 363524784), (6, 302937320), (7, 259660560), (8, 227202990), (10, 181762392), (12, 151468660), (14, 129830280), (15, 121174928), (16, 113601495), (20, 90881196), (21, 86553520), (24, 75734330), (28, 64915140), (30, 60587464), (35, 51932112), (40, 45440598), (42, 43276760), (48, 37867165), (56, 32457570), (60, 30293732), (70, 25966056), (80, 22720299), (84, 21638380), (105, 17310704), (112, 16228785), (120, 15146866), (140, 12983028), (168, 10819190), (210, 8655352), (240, 7573433), (280, 6491514), (336, 5409595), (420, 4327676), (560, 3245757), (840, 2163838), (1680, 1081919)]