317677568

素因数分解:

$2^{13}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 112

約数和(自身を含む): 724783920

約数和(自身を除く): 407106352

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 157, 208, 247, 256, 304, 314, 416, 494, 512, 608, 628, 832, 988, 1024, 1216, 1256, 1664, 1976, 2041, 2048, 2432, 2512, 2983, 3328, 3952, 4082, 4096, 4864, 5024, 5966, 6656, 7904, 8164, 8192, 9728, 10048, 11932, 13312, 15808, 16328, 19456, 20096, 23864, 26624, 31616, 32656, 38779, 38912, 40192, 47728, 53248, 63232, 65312, 77558, 77824, 80384, 95456, 106496, 126464, 130624, 155116, 155648, 160768, 190912, 252928, 261248, 310232, 321536, 381824, 505856, 522496, 620464, 643072, 763648, 1011712, 1044992, 1240928, 1286144, 1527296, 2023424, 2089984, 2481856, 3054592, 4179968, 4963712, 6109184, 8359936, 9927424, 12218368, 16719872, 19854848, 24436736, 39709696, 79419392, 158838784, 317677568]

約数ペア:

[(1, 317677568), (2, 158838784), (4, 79419392), (8, 39709696), (13, 24436736), (16, 19854848), (19, 16719872), (26, 12218368), (32, 9927424), (38, 8359936), (52, 6109184), (64, 4963712), (76, 4179968), (104, 3054592), (128, 2481856), (152, 2089984), (157, 2023424), (208, 1527296), (247, 1286144), (256, 1240928), (304, 1044992), (314, 1011712), (416, 763648), (494, 643072), (512, 620464), (608, 522496), (628, 505856), (832, 381824), (988, 321536), (1024, 310232), (1216, 261248), (1256, 252928), (1664, 190912), (1976, 160768), (2041, 155648), (2048, 155116), (2432, 130624), (2512, 126464), (2983, 106496), (3328, 95456), (3952, 80384), (4082, 77824), (4096, 77558), (4864, 65312), (5024, 63232), (5966, 53248), (6656, 47728), (7904, 40192), (8164, 38912), (8192, 38779), (9728, 32656), (10048, 31616), (11932, 26624), (13312, 23864), (15808, 20096), (16328, 19456)]