210519680

素因数分解:

$2^7\times 5^1\times 7^4\times {\mathrm{137}}^1$

素因数の和:184

約数の個数: 160

約数和(自身を含む): 591403140

約数和(自身を除く): 380883460

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, 137, 140, 160, 196, 224, 245, 274, 280, 320, 343, 392, 448, 490, 548, 560, 640, 685, 686, 784, 896, 959, 980, 1096, 1120, 1370, 1372, 1568, 1715, 1918, 1960, 2192, 2240, 2401, 2740, 2744, 3136, 3430, 3836, 3920, 4384, 4480, 4795, 4802, 5480, 5488, 6272, 6713, 6860, 7672, 7840, 8768, 9590, 9604, 10960, 10976, 12005, 13426, 13720, 15344, 15680, 17536, 19180, 19208, 21920, 21952, 24010, 26852, 27440, 30688, 31360, 33565, 38360, 38416, 43840, 43904, 46991, 48020, 53704, 54880, 61376, 67130, 76720, 76832, 87680, 93982, 96040, 107408, 109760, 122752, 134260, 153440, 153664, 187964, 192080, 214816, 219520, 234955, 268520, 306880, 307328, 328937, 375928, 384160, 429632, 469910, 537040, 613760, 657874, 751856, 768320, 859264, 939820, 1074080, 1315748, 1503712, 1536640, 1644685, 1879640, 2148160, 2631496, 3007424, 3289370, 3759280, 4296320, 5262992, 6014848, 6578740, 7518560, 10525984, 13157480, 15037120, 21051968, 26314960, 30074240, 42103936, 52629920, 105259840, 210519680]

約数ペア:

[(1, 210519680), (2, 105259840), (4, 52629920), (5, 42103936), (7, 30074240), (8, 26314960), (10, 21051968), (14, 15037120), (16, 13157480), (20, 10525984), (28, 7518560), (32, 6578740), (35, 6014848), (40, 5262992), (49, 4296320), (56, 3759280), (64, 3289370), (70, 3007424), (80, 2631496), (98, 2148160), (112, 1879640), (128, 1644685), (137, 1536640), (140, 1503712), (160, 1315748), (196, 1074080), (224, 939820), (245, 859264), (274, 768320), (280, 751856), (320, 657874), (343, 613760), (392, 537040), (448, 469910), (490, 429632), (548, 384160), (560, 375928), (640, 328937), (685, 307328), (686, 306880), (784, 268520), (896, 234955), (959, 219520), (980, 214816), (1096, 192080), (1120, 187964), (1370, 153664), (1372, 153440), (1568, 134260), (1715, 122752), (1918, 109760), (1960, 107408), (2192, 96040), (2240, 93982), (2401, 87680), (2740, 76832), (2744, 76720), (3136, 67130), (3430, 61376), (3836, 54880), (3920, 53704), (4384, 48020), (4480, 46991), (4795, 43904), (4802, 43840), (5480, 38416), (5488, 38360), (6272, 33565), (6713, 31360), (6860, 30688), (7672, 27440), (7840, 26852), (8768, 24010), (9590, 21952), (9604, 21920), (10960, 19208), (10976, 19180), (12005, 17536), (13426, 15680), (13720, 15344)]