261135168

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{587}}^1$

素因数の和:940

約数の個数: 112

約数和(自身を含む): 793357824

約数和(自身を除く): 532222656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 331, 336, 448, 587, 662, 672, 993, 1174, 1324, 1344, 1761, 1986, 2317, 2348, 2648, 3522, 3972, 4109, 4634, 4696, 5296, 6951, 7044, 7944, 8218, 9268, 9392, 10592, 12327, 13902, 14088, 15888, 16436, 18536, 18784, 21184, 24654, 27804, 28176, 31776, 32872, 37072, 37568, 49308, 55608, 56352, 63552, 65744, 74144, 98616, 111216, 112704, 131488, 148288, 194297, 197232, 222432, 262976, 388594, 394464, 444864, 582891, 777188, 788928, 1165782, 1360079, 1554376, 2331564, 2720158, 3108752, 4080237, 4663128, 5440316, 6217504, 8160474, 9326256, 10880632, 12435008, 16320948, 18652512, 21761264, 32641896, 37305024, 43522528, 65283792, 87045056, 130567584, 261135168]

約数ペア:

[(1, 261135168), (2, 130567584), (3, 87045056), (4, 65283792), (6, 43522528), (7, 37305024), (8, 32641896), (12, 21761264), (14, 18652512), (16, 16320948), (21, 12435008), (24, 10880632), (28, 9326256), (32, 8160474), (42, 6217504), (48, 5440316), (56, 4663128), (64, 4080237), (84, 3108752), (96, 2720158), (112, 2331564), (168, 1554376), (192, 1360079), (224, 1165782), (331, 788928), (336, 777188), (448, 582891), (587, 444864), (662, 394464), (672, 388594), (993, 262976), (1174, 222432), (1324, 197232), (1344, 194297), (1761, 148288), (1986, 131488), (2317, 112704), (2348, 111216), (2648, 98616), (3522, 74144), (3972, 65744), (4109, 63552), (4634, 56352), (4696, 55608), (5296, 49308), (6951, 37568), (7044, 37072), (7944, 32872), (8218, 31776), (9268, 28176), (9392, 27804), (10592, 24654), (12327, 21184), (13902, 18784), (14088, 18536), (15888, 16436)]