280026870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{9419}}^1$

素因数の和:10420

約数の個数: 32

約数和(自身を含む): 672814080

約数和(自身を除く): 392787210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 991, 1982, 2973, 4955, 5946, 9419, 9910, 14865, 18838, 28257, 29730, 47095, 56514, 94190, 141285, 282570, 9334229, 18668458, 28002687, 46671145, 56005374, 93342290, 140013435, 280026870]

約数ペア:

[(1, 280026870), (2, 140013435), (3, 93342290), (5, 56005374), (6, 46671145), (10, 28002687), (15, 18668458), (30, 9334229), (991, 282570), (1982, 141285), (2973, 94190), (4955, 56514), (5946, 47095), (9419, 29730), (9910, 28257), (14865, 18838)]