204578528

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 144

約数和(自身を含む): 530031600

約数和(自身を除く): 325453072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 49, 56, 58, 77, 88, 98, 112, 116, 154, 176, 196, 203, 224, 232, 308, 319, 352, 392, 406, 409, 464, 539, 616, 638, 784, 812, 818, 928, 1078, 1232, 1276, 1421, 1568, 1624, 1636, 2156, 2233, 2464, 2552, 2842, 2863, 3248, 3272, 4312, 4466, 4499, 5104, 5684, 5726, 6496, 6544, 8624, 8932, 8998, 10208, 11368, 11452, 11861, 13088, 15631, 17248, 17864, 17996, 20041, 22736, 22904, 23722, 31262, 31493, 35728, 35992, 40082, 45472, 45808, 47444, 62524, 62986, 71456, 71984, 80164, 83027, 91616, 94888, 125048, 125972, 130471, 143968, 160328, 166054, 189776, 220451, 250096, 251944, 260942, 320656, 332108, 379552, 440902, 500192, 503888, 521884, 581189, 641312, 664216, 881804, 913297, 1007776, 1043768, 1162378, 1328432, 1763608, 1826594, 2087536, 2324756, 2656864, 3527216, 3653188, 4175072, 4649512, 6393079, 7054432, 7306376, 9299024, 12786158, 14612752, 18598048, 25572316, 29225504, 51144632, 102289264, 204578528]

約数ペア:

[(1, 204578528), (2, 102289264), (4, 51144632), (7, 29225504), (8, 25572316), (11, 18598048), (14, 14612752), (16, 12786158), (22, 9299024), (28, 7306376), (29, 7054432), (32, 6393079), (44, 4649512), (49, 4175072), (56, 3653188), (58, 3527216), (77, 2656864), (88, 2324756), (98, 2087536), (112, 1826594), (116, 1763608), (154, 1328432), (176, 1162378), (196, 1043768), (203, 1007776), (224, 913297), (232, 881804), (308, 664216), (319, 641312), (352, 581189), (392, 521884), (406, 503888), (409, 500192), (464, 440902), (539, 379552), (616, 332108), (638, 320656), (784, 260942), (812, 251944), (818, 250096), (928, 220451), (1078, 189776), (1232, 166054), (1276, 160328), (1421, 143968), (1568, 130471), (1624, 125972), (1636, 125048), (2156, 94888), (2233, 91616), (2464, 83027), (2552, 80164), (2842, 71984), (2863, 71456), (3248, 62986), (3272, 62524), (4312, 47444), (4466, 45808), (4499, 45472), (5104, 40082), (5684, 35992), (5726, 35728), (6496, 31493), (6544, 31262), (8624, 23722), (8932, 22904), (8998, 22736), (10208, 20041), (11368, 17996), (11452, 17864), (11861, 17248), (13088, 15631)]