492031120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2087}}^1$

素因数の和:2528

約数の個数: 80

約数和(自身を含む): 1311130368

約数和(自身を除く): 819099248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 421, 560, 842, 1684, 2087, 2105, 2947, 3368, 4174, 4210, 5894, 6736, 8348, 8420, 10435, 11788, 14609, 14735, 16696, 16840, 20870, 23576, 29218, 29470, 33392, 33680, 41740, 47152, 58436, 58940, 73045, 83480, 116872, 117880, 146090, 166960, 233744, 235760, 292180, 584360, 878627, 1168720, 1757254, 3514508, 4393135, 6150389, 7029016, 8786270, 12300778, 14058032, 17572540, 24601556, 30751945, 35145080, 49203112, 61503890, 70290160, 98406224, 123007780, 246015560, 492031120]

約数ペア:

[(1, 492031120), (2, 246015560), (4, 123007780), (5, 98406224), (7, 70290160), (8, 61503890), (10, 49203112), (14, 35145080), (16, 30751945), (20, 24601556), (28, 17572540), (35, 14058032), (40, 12300778), (56, 8786270), (70, 7029016), (80, 6150389), (112, 4393135), (140, 3514508), (280, 1757254), (421, 1168720), (560, 878627), (842, 584360), (1684, 292180), (2087, 235760), (2105, 233744), (2947, 166960), (3368, 146090), (4174, 117880), (4210, 116872), (5894, 83480), (6736, 73045), (8348, 58940), (8420, 58436), (10435, 47152), (11788, 41740), (14609, 33680), (14735, 33392), (16696, 29470), (16840, 29218), (20870, 23576)]