72890190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{809891}}^1$

素因数の和:809904

約数の個数: 24

約数和(自身を含む): 189514728

約数和(自身を除く): 116624538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 809891, 1619782, 2429673, 4049455, 4859346, 7289019, 8098910, 12148365, 14578038, 24296730, 36445095, 72890190]

約数ペア:

[(1, 72890190), (2, 36445095), (3, 24296730), (5, 14578038), (6, 12148365), (9, 8098910), (10, 7289019), (15, 4859346), (18, 4049455), (30, 2429673), (45, 1619782), (90, 809891)]