257412288

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{27361}}^1$

素因数の和:27390

約数の個数: 84

約数和(自身を含む): 792294072

約数和(自身を除く): 534881784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2352, 3136, 4704, 9408, 27361, 54722, 82083, 109444, 164166, 191527, 218888, 328332, 383054, 437776, 574581, 656664, 766108, 875552, 1149162, 1313328, 1340689, 1532216, 1751104, 2298324, 2626656, 2681378, 3064432, 4022067, 4596648, 5253312, 5362756, 6128864, 8044134, 9193296, 10725512, 12257728, 16088268, 18386592, 21451024, 32176536, 36773184, 42902048, 64353072, 85804096, 128706144, 257412288]

約数ペア:

[(1, 257412288), (2, 128706144), (3, 85804096), (4, 64353072), (6, 42902048), (7, 36773184), (8, 32176536), (12, 21451024), (14, 18386592), (16, 16088268), (21, 12257728), (24, 10725512), (28, 9193296), (32, 8044134), (42, 6128864), (48, 5362756), (49, 5253312), (56, 4596648), (64, 4022067), (84, 3064432), (96, 2681378), (98, 2626656), (112, 2298324), (147, 1751104), (168, 1532216), (192, 1340689), (196, 1313328), (224, 1149162), (294, 875552), (336, 766108), (392, 656664), (448, 574581), (588, 437776), (672, 383054), (784, 328332), (1176, 218888), (1344, 191527), (1568, 164166), (2352, 109444), (3136, 82083), (4704, 54722), (9408, 27361)]