28857000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{9619}}^1$

素因数の和:9643

約数の個数: 64

約数和(自身を含む): 90043200

約数和(自身を除く): 61186200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 9619, 19238, 28857, 38476, 48095, 57714, 76952, 96190, 115428, 144285, 192380, 230856, 240475, 288570, 384760, 480950, 577140, 721425, 961900, 1154280, 1202375, 1442850, 1923800, 2404750, 2885700, 3607125, 4809500, 5771400, 7214250, 9619000, 14428500, 28857000]

約数ペア:

[(1, 28857000), (2, 14428500), (3, 9619000), (4, 7214250), (5, 5771400), (6, 4809500), (8, 3607125), (10, 2885700), (12, 2404750), (15, 1923800), (20, 1442850), (24, 1202375), (25, 1154280), (30, 961900), (40, 721425), (50, 577140), (60, 480950), (75, 384760), (100, 288570), (120, 240475), (125, 230856), (150, 192380), (200, 144285), (250, 115428), (300, 96190), (375, 76952), (500, 57714), (600, 48095), (750, 38476), (1000, 28857), (1500, 19238), (3000, 9619)]