30690480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127877}}^1$

素因数の和:127893

約数の個数: 40

約数和(自身を含む): 95141232

約数和(自身を除く): 64450752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127877, 255754, 383631, 511508, 639385, 767262, 1023016, 1278770, 1534524, 1918155, 2046032, 2557540, 3069048, 3836310, 5115080, 6138096, 7672620, 10230160, 15345240, 30690480]

約数ペア:

[(1, 30690480), (2, 15345240), (3, 10230160), (4, 7672620), (5, 6138096), (6, 5115080), (8, 3836310), (10, 3069048), (12, 2557540), (15, 2046032), (16, 1918155), (20, 1534524), (24, 1278770), (30, 1023016), (40, 767262), (48, 639385), (60, 511508), (80, 383631), (120, 255754), (240, 127877)]