7720079360

素因数分解:

$2^{12}\times 5^1\times 7^4\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 260

約数和(自身を含む): 21749955468

約数和(自身を除く): 14029876108

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, 2401, 2512, 2560, 2744, 3136, 3140, 3430, 3584, 3920, 4096, 4396, 4480, 4802, 5024, 5120, 5488, 5495, 6272, 6280, 6860, 7168, 7693, 7840, 8792, 8960, 9604, 10048, 10240, 10976, 10990, 12005, 12544, 12560, 13720, 14336, 15386, 15680, 17584, 17920, 19208, 20096, 20480, 21952, 21980, 24010, 25088, 25120, 27440, 28672, 30772, 31360, 35168, 35840, 38416, 38465, 40192, 43904, 43960, 48020, 50176, 50240, 53851, 54880, 61544, 62720, 70336, 71680, 76832, 76930, 80384, 87808, 87920, 96040, 100352, 100480, 107702, 109760, 123088, 125440, 140672, 143360, 153664, 153860, 160768, 175616, 175840, 192080, 200704, 200960, 215404, 219520, 246176, 250880, 269255, 281344, 307328, 307720, 321536, 351232, 351680, 376957, 384160, 401920, 430808, 439040, 492352, 501760, 538510, 562688, 614656, 615440, 643072, 702464, 703360, 753914, 768320, 803840, 861616, 878080, 984704, 1003520, 1077020, 1125376, 1229312, 1230880, 1404928, 1406720, 1507828, 1536640, 1607680, 1723232, 1756160, 1884785, 1969408, 2154040, 2250752, 2458624, 2461760, 2813440, 3015656, 3073280, 3215360, 3446464, 3512320, 3769570, 3938816, 4308080, 4501504, 4917248, 4923520, 5626880, 6031312, 6146560, 6892928, 7024640, 7539140, 7877632, 8616160, 9834496, 9847040, 11253760, 12062624, 12293120, 13785856, 15078280, 15755264, 17232320, 19694080, 22507520, 24125248, 24586240, 27571712, 30156560, 31510528, 34464640, 39388160, 48250496, 49172480, 55143424, 60313120, 68929280, 78776320, 96500992, 110286848, 120626240, 137858560, 157552640, 193001984, 220573696, 241252480, 275717120, 386003968, 482504960, 551434240, 772007936, 965009920, 1102868480, 1544015872, 1930019840, 3860039680, 7720079360]

約数ペア:

[(1, 7720079360), (2, 3860039680), (4, 1930019840), (5, 1544015872), (7, 1102868480), (8, 965009920), (10, 772007936), (14, 551434240), (16, 482504960), (20, 386003968), (28, 275717120), (32, 241252480), (35, 220573696), (40, 193001984), (49, 157552640), (56, 137858560), (64, 120626240), (70, 110286848), (80, 96500992), (98, 78776320), (112, 68929280), (128, 60313120), (140, 55143424), (157, 49172480), (160, 48250496), (196, 39388160), (224, 34464640), (245, 31510528), (256, 30156560), (280, 27571712), (314, 24586240), (320, 24125248), (343, 22507520), (392, 19694080), (448, 17232320), (490, 15755264), (512, 15078280), (560, 13785856), (628, 12293120), (640, 12062624), (686, 11253760), (784, 9847040), (785, 9834496), (896, 8616160), (980, 7877632), (1024, 7539140), (1099, 7024640), (1120, 6892928), (1256, 6146560), (1280, 6031312), (1372, 5626880), (1568, 4923520), (1570, 4917248), (1715, 4501504), (1792, 4308080), (1960, 3938816), (2048, 3769570), (2198, 3512320), (2240, 3446464), (2401, 3215360), (2512, 3073280), (2560, 3015656), (2744, 2813440), (3136, 2461760), (3140, 2458624), (3430, 2250752), (3584, 2154040), (3920, 1969408), (4096, 1884785), (4396, 1756160), (4480, 1723232), (4802, 1607680), (5024, 1536640), (5120, 1507828), (5488, 1406720), (5495, 1404928), (6272, 1230880), (6280, 1229312), (6860, 1125376), (7168, 1077020), (7693, 1003520), (7840, 984704), (8792, 878080), (8960, 861616), (9604, 803840), (10048, 768320), (10240, 753914), (10976, 703360), (10990, 702464), (12005, 643072), (12544, 615440), (12560, 614656), (13720, 562688), (14336, 538510), (15386, 501760), (15680, 492352), (17584, 439040), (17920, 430808), (19208, 401920), (20096, 384160), (20480, 376957), (21952, 351680), (21980, 351232), (24010, 321536), (25088, 307720), (25120, 307328), (27440, 281344), (28672, 269255), (30772, 250880), (31360, 246176), (35168, 219520), (35840, 215404), (38416, 200960), (38465, 200704), (40192, 192080), (43904, 175840), (43960, 175616), (48020, 160768), (50176, 153860), (50240, 153664), (53851, 143360), (54880, 140672), (61544, 125440), (62720, 123088), (70336, 109760), (71680, 107702), (76832, 100480), (76930, 100352), (80384, 96040), (87808, 87920)]