28680000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{239}}^1$

素因数の和:274

約数の個数: 140

約数和(自身を含む): 95219520

約数和(自身を除く): 66539520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 239, 240, 250, 300, 320, 375, 400, 478, 480, 500, 600, 625, 717, 750, 800, 956, 960, 1000, 1195, 1200, 1250, 1434, 1500, 1600, 1875, 1912, 2000, 2390, 2400, 2500, 2868, 3000, 3585, 3750, 3824, 4000, 4780, 4800, 5000, 5736, 5975, 6000, 7170, 7500, 7648, 8000, 9560, 10000, 11472, 11950, 12000, 14340, 15000, 15296, 17925, 19120, 20000, 22944, 23900, 24000, 28680, 29875, 30000, 35850, 38240, 40000, 45888, 47800, 57360, 59750, 60000, 71700, 76480, 89625, 95600, 114720, 119500, 120000, 143400, 149375, 179250, 191200, 229440, 239000, 286800, 298750, 358500, 382400, 448125, 478000, 573600, 597500, 717000, 896250, 956000, 1147200, 1195000, 1434000, 1792500, 1912000, 2390000, 2868000, 3585000, 4780000, 5736000, 7170000, 9560000, 14340000, 28680000]

約数ペア:

[(1, 28680000), (2, 14340000), (3, 9560000), (4, 7170000), (5, 5736000), (6, 4780000), (8, 3585000), (10, 2868000), (12, 2390000), (15, 1912000), (16, 1792500), (20, 1434000), (24, 1195000), (25, 1147200), (30, 956000), (32, 896250), (40, 717000), (48, 597500), (50, 573600), (60, 478000), (64, 448125), (75, 382400), (80, 358500), (96, 298750), (100, 286800), (120, 239000), (125, 229440), (150, 191200), (160, 179250), (192, 149375), (200, 143400), (239, 120000), (240, 119500), (250, 114720), (300, 95600), (320, 89625), (375, 76480), (400, 71700), (478, 60000), (480, 59750), (500, 57360), (600, 47800), (625, 45888), (717, 40000), (750, 38240), (800, 35850), (956, 30000), (960, 29875), (1000, 28680), (1195, 24000), (1200, 23900), (1250, 22944), (1434, 20000), (1500, 19120), (1600, 17925), (1875, 15296), (1912, 15000), (2000, 14340), (2390, 12000), (2400, 11950), (2500, 11472), (2868, 10000), (3000, 9560), (3585, 8000), (3750, 7648), (3824, 7500), (4000, 7170), (4780, 6000), (4800, 5975), (5000, 5736)]