51198720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 166790400

約数和(自身を除く): 115591680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 199, 201, 240, 256, 268, 320, 335, 384, 398, 402, 480, 536, 597, 640, 670, 768, 796, 804, 960, 995, 1005, 1072, 1194, 1280, 1340, 1592, 1608, 1920, 1990, 2010, 2144, 2388, 2680, 2985, 3184, 3216, 3840, 3980, 4020, 4288, 4776, 5360, 5970, 6368, 6432, 7960, 8040, 8576, 9552, 10720, 11940, 12736, 12864, 13333, 15920, 16080, 17152, 19104, 21440, 23880, 25472, 25728, 26666, 31840, 32160, 38208, 39999, 42880, 47760, 50944, 51456, 53332, 63680, 64320, 66665, 76416, 79998, 85760, 95520, 106664, 127360, 128640, 133330, 152832, 159996, 191040, 199995, 213328, 254720, 257280, 266660, 319992, 382080, 399990, 426656, 533320, 639984, 764160, 799980, 853312, 1066640, 1279968, 1599960, 1706624, 2133280, 2559936, 3199920, 3413248, 4266560, 5119872, 6399840, 8533120, 10239744, 12799680, 17066240, 25599360, 51198720]

約数ペア:

[(1, 51198720), (2, 25599360), (3, 17066240), (4, 12799680), (5, 10239744), (6, 8533120), (8, 6399840), (10, 5119872), (12, 4266560), (15, 3413248), (16, 3199920), (20, 2559936), (24, 2133280), (30, 1706624), (32, 1599960), (40, 1279968), (48, 1066640), (60, 853312), (64, 799980), (67, 764160), (80, 639984), (96, 533320), (120, 426656), (128, 399990), (134, 382080), (160, 319992), (192, 266660), (199, 257280), (201, 254720), (240, 213328), (256, 199995), (268, 191040), (320, 159996), (335, 152832), (384, 133330), (398, 128640), (402, 127360), (480, 106664), (536, 95520), (597, 85760), (640, 79998), (670, 76416), (768, 66665), (796, 64320), (804, 63680), (960, 53332), (995, 51456), (1005, 50944), (1072, 47760), (1194, 42880), (1280, 39999), (1340, 38208), (1592, 32160), (1608, 31840), (1920, 26666), (1990, 25728), (2010, 25472), (2144, 23880), (2388, 21440), (2680, 19104), (2985, 17152), (3184, 16080), (3216, 15920), (3840, 13333), (3980, 12864), (4020, 12736), (4288, 11940), (4776, 10720), (5360, 9552), (5970, 8576), (6368, 8040), (6432, 7960)]