81255420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150473}}^1$

素因数の和:150491

約数の個数: 48

約数和(自身を含む): 252796320

約数和(自身を除く): 171540900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 150473, 300946, 451419, 601892, 752365, 902838, 1354257, 1504730, 1805676, 2257095, 2708514, 3009460, 4062771, 4514190, 5417028, 6771285, 8125542, 9028380, 13542570, 16251084, 20313855, 27085140, 40627710, 81255420]

約数ペア:

[(1, 81255420), (2, 40627710), (3, 27085140), (4, 20313855), (5, 16251084), (6, 13542570), (9, 9028380), (10, 8125542), (12, 6771285), (15, 5417028), (18, 4514190), (20, 4062771), (27, 3009460), (30, 2708514), (36, 2257095), (45, 1805676), (54, 1504730), (60, 1354257), (90, 902838), (108, 752365), (135, 601892), (180, 451419), (270, 300946), (540, 150473)]