81187200

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{2819}}^1$

素因数の和:2849

約数の個数: 144

約数和(自身を含む): 289797300

約数和(自身を除く): 208610100

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, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1152, 1200, 1440, 1600, 1800, 1920, 2400, 2819, 2880, 3200, 3600, 4800, 5638, 5760, 7200, 8457, 9600, 11276, 14095, 14400, 16914, 22552, 25371, 28190, 28800, 33828, 42285, 45104, 50742, 56380, 67656, 70475, 84570, 90208, 101484, 112760, 126855, 135312, 140950, 169140, 180416, 202968, 211425, 225520, 253710, 270624, 281900, 338280, 360832, 405936, 422850, 451040, 507420, 541248, 563800, 634275, 676560, 811872, 845700, 902080, 1014840, 1082496, 1127600, 1268550, 1353120, 1623744, 1691400, 1804160, 2029680, 2255200, 2537100, 2706240, 3247488, 3382800, 4059360, 4510400, 5074200, 5412480, 6765600, 8118720, 9020800, 10148400, 13531200, 16237440, 20296800, 27062400, 40593600, 81187200]

約数ペア:

[(1, 81187200), (2, 40593600), (3, 27062400), (4, 20296800), (5, 16237440), (6, 13531200), (8, 10148400), (9, 9020800), (10, 8118720), (12, 6765600), (15, 5412480), (16, 5074200), (18, 4510400), (20, 4059360), (24, 3382800), (25, 3247488), (30, 2706240), (32, 2537100), (36, 2255200), (40, 2029680), (45, 1804160), (48, 1691400), (50, 1623744), (60, 1353120), (64, 1268550), (72, 1127600), (75, 1082496), (80, 1014840), (90, 902080), (96, 845700), (100, 811872), (120, 676560), (128, 634275), (144, 563800), (150, 541248), (160, 507420), (180, 451040), (192, 422850), (200, 405936), (225, 360832), (240, 338280), (288, 281900), (300, 270624), (320, 253710), (360, 225520), (384, 211425), (400, 202968), (450, 180416), (480, 169140), (576, 140950), (600, 135312), (640, 126855), (720, 112760), (800, 101484), (900, 90208), (960, 84570), (1152, 70475), (1200, 67656), (1440, 56380), (1600, 50742), (1800, 45104), (1920, 42285), (2400, 33828), (2819, 28800), (2880, 28190), (3200, 25371), (3600, 22552), (4800, 16914), (5638, 14400), (5760, 14095), (7200, 11276), (8457, 9600)]