77879280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324497}}^1$

素因数の和:324513

約数の個数: 40

約数和(自身を含む): 241426512

約数和(自身を除く): 163547232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324497, 648994, 973491, 1297988, 1622485, 1946982, 2595976, 3244970, 3893964, 4867455, 5191952, 6489940, 7787928, 9734910, 12979880, 15575856, 19469820, 25959760, 38939640, 77879280]

約数ペア:

[(1, 77879280), (2, 38939640), (3, 25959760), (4, 19469820), (5, 15575856), (6, 12979880), (8, 9734910), (10, 7787928), (12, 6489940), (15, 5191952), (16, 4867455), (20, 3893964), (24, 3244970), (30, 2595976), (40, 1946982), (48, 1622485), (60, 1297988), (80, 973491), (120, 648994), (240, 324497)]