80400000

素因数分解:

$2^7\times 3^1\times 5^5\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 192

約数和(自身を含む): 270920160

約数和(自身を除く): 190520160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 67, 75, 80, 96, 100, 120, 125, 128, 134, 150, 160, 192, 200, 201, 240, 250, 268, 300, 320, 335, 375, 384, 400, 402, 480, 500, 536, 600, 625, 640, 670, 750, 800, 804, 960, 1000, 1005, 1072, 1200, 1250, 1340, 1500, 1600, 1608, 1675, 1875, 1920, 2000, 2010, 2144, 2400, 2500, 2680, 3000, 3125, 3200, 3216, 3350, 3750, 4000, 4020, 4288, 4800, 5000, 5025, 5360, 6000, 6250, 6432, 6700, 7500, 8000, 8040, 8375, 8576, 9375, 9600, 10000, 10050, 10720, 12000, 12500, 12864, 13400, 15000, 16000, 16080, 16750, 18750, 20000, 20100, 21440, 24000, 25000, 25125, 25728, 26800, 30000, 32160, 33500, 37500, 40000, 40200, 41875, 42880, 48000, 50000, 50250, 53600, 60000, 64320, 67000, 75000, 80000, 80400, 83750, 100000, 100500, 107200, 120000, 125625, 128640, 134000, 150000, 160800, 167500, 200000, 201000, 209375, 214400, 240000, 251250, 268000, 300000, 321600, 335000, 400000, 402000, 418750, 502500, 536000, 600000, 628125, 643200, 670000, 804000, 837500, 1005000, 1072000, 1200000, 1256250, 1340000, 1608000, 1675000, 2010000, 2512500, 2680000, 3216000, 3350000, 4020000, 5025000, 5360000, 6700000, 8040000, 10050000, 13400000, 16080000, 20100000, 26800000, 40200000, 80400000]

約数ペア:

[(1, 80400000), (2, 40200000), (3, 26800000), (4, 20100000), (5, 16080000), (6, 13400000), (8, 10050000), (10, 8040000), (12, 6700000), (15, 5360000), (16, 5025000), (20, 4020000), (24, 3350000), (25, 3216000), (30, 2680000), (32, 2512500), (40, 2010000), (48, 1675000), (50, 1608000), (60, 1340000), (64, 1256250), (67, 1200000), (75, 1072000), (80, 1005000), (96, 837500), (100, 804000), (120, 670000), (125, 643200), (128, 628125), (134, 600000), (150, 536000), (160, 502500), (192, 418750), (200, 402000), (201, 400000), (240, 335000), (250, 321600), (268, 300000), (300, 268000), (320, 251250), (335, 240000), (375, 214400), (384, 209375), (400, 201000), (402, 200000), (480, 167500), (500, 160800), (536, 150000), (600, 134000), (625, 128640), (640, 125625), (670, 120000), (750, 107200), (800, 100500), (804, 100000), (960, 83750), (1000, 80400), (1005, 80000), (1072, 75000), (1200, 67000), (1250, 64320), (1340, 60000), (1500, 53600), (1600, 50250), (1608, 50000), (1675, 48000), (1875, 42880), (1920, 41875), (2000, 40200), (2010, 40000), (2144, 37500), (2400, 33500), (2500, 32160), (2680, 30000), (3000, 26800), (3125, 25728), (3200, 25125), (3216, 25000), (3350, 24000), (3750, 21440), (4000, 20100), (4020, 20000), (4288, 18750), (4800, 16750), (5000, 16080), (5025, 16000), (5360, 15000), (6000, 13400), (6250, 12864), (6432, 12500), (6700, 12000), (7500, 10720), (8000, 10050), (8040, 10000), (8375, 9600), (8576, 9375)]