80999760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{617}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 251966016

約数和(自身を除く): 170966256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547, 617, 1094, 1234, 1641, 1851, 2188, 2468, 2735, 3085, 3282, 3702, 4376, 4936, 5470, 6170, 6564, 7404, 8205, 8752, 9255, 9872, 10940, 12340, 13128, 14808, 16410, 18510, 21880, 24680, 26256, 29616, 32820, 37020, 43760, 49360, 65640, 74040, 131280, 148080, 337499, 674998, 1012497, 1349996, 1687495, 2024994, 2699992, 3374990, 4049988, 5062485, 5399984, 6749980, 8099976, 10124970, 13499960, 16199952, 20249940, 26999920, 40499880, 80999760]

約数ペア:

[(1, 80999760), (2, 40499880), (3, 26999920), (4, 20249940), (5, 16199952), (6, 13499960), (8, 10124970), (10, 8099976), (12, 6749980), (15, 5399984), (16, 5062485), (20, 4049988), (24, 3374990), (30, 2699992), (40, 2024994), (48, 1687495), (60, 1349996), (80, 1012497), (120, 674998), (240, 337499), (547, 148080), (617, 131280), (1094, 74040), (1234, 65640), (1641, 49360), (1851, 43760), (2188, 37020), (2468, 32820), (2735, 29616), (3085, 26256), (3282, 24680), (3702, 21880), (4376, 18510), (4936, 16410), (5470, 14808), (6170, 13128), (6564, 12340), (7404, 10940), (8205, 9872), (8752, 9255)]