551434240

素因数分解:

$2^{11}\times 5^1\times 7^3\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 1552824000

約数和(自身を除く): 1001389760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 157, 160, 196, 224, 245, 256, 280, 314, 320, 343, 392, 448, 490, 512, 560, 628, 640, 686, 784, 785, 896, 980, 1024, 1099, 1120, 1256, 1280, 1372, 1568, 1570, 1715, 1792, 1960, 2048, 2198, 2240, 2512, 2560, 2744, 3136, 3140, 3430, 3584, 3920, 4396, 4480, 5024, 5120, 5488, 5495, 6272, 6280, 6860, 7168, 7693, 7840, 8792, 8960, 10048, 10240, 10976, 10990, 12544, 12560, 13720, 14336, 15386, 15680, 17584, 17920, 20096, 21952, 21980, 25088, 25120, 27440, 30772, 31360, 35168, 35840, 38465, 40192, 43904, 43960, 50176, 50240, 53851, 54880, 61544, 62720, 70336, 71680, 76930, 80384, 87808, 87920, 100352, 100480, 107702, 109760, 123088, 125440, 140672, 153860, 160768, 175616, 175840, 200960, 215404, 219520, 246176, 250880, 269255, 281344, 307720, 321536, 351232, 351680, 401920, 430808, 439040, 492352, 501760, 538510, 562688, 615440, 702464, 703360, 803840, 861616, 878080, 984704, 1077020, 1125376, 1230880, 1406720, 1607680, 1723232, 1756160, 1969408, 2154040, 2250752, 2461760, 2813440, 3446464, 3512320, 3938816, 4308080, 4923520, 5626880, 6892928, 7877632, 8616160, 9847040, 11253760, 13785856, 15755264, 17232320, 19694080, 27571712, 34464640, 39388160, 55143424, 68929280, 78776320, 110286848, 137858560, 275717120, 551434240]

約数ペア:

[(1, 551434240), (2, 275717120), (4, 137858560), (5, 110286848), (7, 78776320), (8, 68929280), (10, 55143424), (14, 39388160), (16, 34464640), (20, 27571712), (28, 19694080), (32, 17232320), (35, 15755264), (40, 13785856), (49, 11253760), (56, 9847040), (64, 8616160), (70, 7877632), (80, 6892928), (98, 5626880), (112, 4923520), (128, 4308080), (140, 3938816), (157, 3512320), (160, 3446464), (196, 2813440), (224, 2461760), (245, 2250752), (256, 2154040), (280, 1969408), (314, 1756160), (320, 1723232), (343, 1607680), (392, 1406720), (448, 1230880), (490, 1125376), (512, 1077020), (560, 984704), (628, 878080), (640, 861616), (686, 803840), (784, 703360), (785, 702464), (896, 615440), (980, 562688), (1024, 538510), (1099, 501760), (1120, 492352), (1256, 439040), (1280, 430808), (1372, 401920), (1568, 351680), (1570, 351232), (1715, 321536), (1792, 307720), (1960, 281344), (2048, 269255), (2198, 250880), (2240, 246176), (2512, 219520), (2560, 215404), (2744, 200960), (3136, 175840), (3140, 175616), (3430, 160768), (3584, 153860), (3920, 140672), (4396, 125440), (4480, 123088), (5024, 109760), (5120, 107702), (5488, 100480), (5495, 100352), (6272, 87920), (6280, 87808), (6860, 80384), (7168, 76930), (7693, 71680), (7840, 70336), (8792, 62720), (8960, 61544), (10048, 54880), (10240, 53851), (10976, 50240), (10990, 50176), (12544, 43960), (12560, 43904), (13720, 40192), (14336, 38465), (15386, 35840), (15680, 35168), (17584, 31360), (17920, 30772), (20096, 27440), (21952, 25120), (21980, 25088)]