20296800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2819}}^1$

素因数の和:2845

約数の個数: 108

約数和(自身を含む): 71596980

約数和(自身を除く): 51300180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 2819, 3600, 5638, 7200, 8457, 11276, 14095, 16914, 22552, 25371, 28190, 33828, 42285, 45104, 50742, 56380, 67656, 70475, 84570, 90208, 101484, 112760, 126855, 135312, 140950, 169140, 202968, 211425, 225520, 253710, 270624, 281900, 338280, 405936, 422850, 451040, 507420, 563800, 634275, 676560, 811872, 845700, 1014840, 1127600, 1268550, 1353120, 1691400, 2029680, 2255200, 2537100, 3382800, 4059360, 5074200, 6765600, 10148400, 20296800]

約数ペア:

[(1, 20296800), (2, 10148400), (3, 6765600), (4, 5074200), (5, 4059360), (6, 3382800), (8, 2537100), (9, 2255200), (10, 2029680), (12, 1691400), (15, 1353120), (16, 1268550), (18, 1127600), (20, 1014840), (24, 845700), (25, 811872), (30, 676560), (32, 634275), (36, 563800), (40, 507420), (45, 451040), (48, 422850), (50, 405936), (60, 338280), (72, 281900), (75, 270624), (80, 253710), (90, 225520), (96, 211425), (100, 202968), (120, 169140), (144, 140950), (150, 135312), (160, 126855), (180, 112760), (200, 101484), (225, 90208), (240, 84570), (288, 70475), (300, 67656), (360, 56380), (400, 50742), (450, 45104), (480, 42285), (600, 33828), (720, 28190), (800, 25371), (900, 22552), (1200, 16914), (1440, 14095), (1800, 11276), (2400, 8457), (2819, 7200), (3600, 5638)]