131211264

素因数分解:

$2^{13}\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 112

約数和(自身を含む): 369600480

約数和(自身を除く): 238389216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 281, 304, 384, 456, 512, 562, 608, 768, 843, 912, 1024, 1124, 1216, 1536, 1686, 1824, 2048, 2248, 2432, 3072, 3372, 3648, 4096, 4496, 4864, 5339, 6144, 6744, 7296, 8192, 8992, 9728, 10678, 12288, 13488, 14592, 16017, 17984, 19456, 21356, 24576, 26976, 29184, 32034, 35968, 38912, 42712, 53952, 58368, 64068, 71936, 77824, 85424, 107904, 116736, 128136, 143872, 155648, 170848, 215808, 233472, 256272, 287744, 341696, 431616, 466944, 512544, 575488, 683392, 863232, 1025088, 1150976, 1366784, 1726464, 2050176, 2301952, 2733568, 3452928, 4100352, 5467136, 6905856, 8200704, 10934272, 16401408, 21868544, 32802816, 43737088, 65605632, 131211264]

約数ペア:

[(1, 131211264), (2, 65605632), (3, 43737088), (4, 32802816), (6, 21868544), (8, 16401408), (12, 10934272), (16, 8200704), (19, 6905856), (24, 5467136), (32, 4100352), (38, 3452928), (48, 2733568), (57, 2301952), (64, 2050176), (76, 1726464), (96, 1366784), (114, 1150976), (128, 1025088), (152, 863232), (192, 683392), (228, 575488), (256, 512544), (281, 466944), (304, 431616), (384, 341696), (456, 287744), (512, 256272), (562, 233472), (608, 215808), (768, 170848), (843, 155648), (912, 143872), (1024, 128136), (1124, 116736), (1216, 107904), (1536, 85424), (1686, 77824), (1824, 71936), (2048, 64068), (2248, 58368), (2432, 53952), (3072, 42712), (3372, 38912), (3648, 35968), (4096, 32034), (4496, 29184), (4864, 26976), (5339, 24576), (6144, 21356), (6744, 19456), (7296, 17984), (8192, 16017), (8992, 14592), (9728, 13488), (10678, 12288)]