81315072

素因数分解:

$2^8\times 3^2\times {\mathrm{29}}^1\times {\mathrm{1217}}^1$

素因数の和:1268

約数の個数: 108

約数和(自身を含む): 242735220

約数和(自身を除く): 161420148

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 256, 261, 288, 348, 384, 464, 522, 576, 696, 768, 928, 1044, 1152, 1217, 1392, 1856, 2088, 2304, 2434, 2784, 3651, 3712, 4176, 4868, 5568, 7302, 7424, 8352, 9736, 10953, 11136, 14604, 16704, 19472, 21906, 22272, 29208, 33408, 35293, 38944, 43812, 58416, 66816, 70586, 77888, 87624, 105879, 116832, 141172, 155776, 175248, 211758, 233664, 282344, 311552, 317637, 350496, 423516, 467328, 564688, 635274, 700992, 847032, 934656, 1129376, 1270548, 1401984, 1694064, 2258752, 2541096, 2803968, 3388128, 4517504, 5082192, 6776256, 9035008, 10164384, 13552512, 20328768, 27105024, 40657536, 81315072]

約数ペア:

[(1, 81315072), (2, 40657536), (3, 27105024), (4, 20328768), (6, 13552512), (8, 10164384), (9, 9035008), (12, 6776256), (16, 5082192), (18, 4517504), (24, 3388128), (29, 2803968), (32, 2541096), (36, 2258752), (48, 1694064), (58, 1401984), (64, 1270548), (72, 1129376), (87, 934656), (96, 847032), (116, 700992), (128, 635274), (144, 564688), (174, 467328), (192, 423516), (232, 350496), (256, 317637), (261, 311552), (288, 282344), (348, 233664), (384, 211758), (464, 175248), (522, 155776), (576, 141172), (696, 116832), (768, 105879), (928, 87624), (1044, 77888), (1152, 70586), (1217, 66816), (1392, 58416), (1856, 43812), (2088, 38944), (2304, 35293), (2434, 33408), (2784, 29208), (3651, 22272), (3712, 21906), (4176, 19472), (4868, 16704), (5568, 14604), (7302, 11136), (7424, 10953), (8352, 9736)]