285690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 699840

約数和(自身を除く): 414150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 107, 178, 214, 267, 321, 445, 534, 535, 642, 890, 1070, 1335, 1605, 2670, 3210, 9523, 19046, 28569, 47615, 57138, 95230, 142845, 285690]

約数ペア:

[(1, 285690), (2, 142845), (3, 95230), (5, 57138), (6, 47615), (10, 28569), (15, 19046), (30, 9523), (89, 3210), (107, 2670), (178, 1605), (214, 1335), (267, 1070), (321, 890), (445, 642), (534, 535)]