320421888

素因数分解:

$2^{14}\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 180

約数和(自身を含む): 966102228

約数和(自身を除く): 645680340

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 53, 64, 72, 82, 96, 106, 123, 128, 144, 159, 164, 192, 212, 246, 256, 288, 318, 328, 369, 384, 424, 477, 492, 512, 576, 636, 656, 738, 768, 848, 954, 984, 1024, 1152, 1272, 1312, 1476, 1536, 1696, 1908, 1968, 2048, 2173, 2304, 2544, 2624, 2952, 3072, 3392, 3816, 3936, 4096, 4346, 4608, 5088, 5248, 5904, 6144, 6519, 6784, 7632, 7872, 8192, 8692, 9216, 10176, 10496, 11808, 12288, 13038, 13568, 15264, 15744, 16384, 17384, 18432, 19557, 20352, 20992, 23616, 24576, 26076, 27136, 30528, 31488, 34768, 36864, 39114, 40704, 41984, 47232, 49152, 52152, 54272, 61056, 62976, 69536, 73728, 78228, 81408, 83968, 94464, 104304, 108544, 122112, 125952, 139072, 147456, 156456, 162816, 167936, 188928, 208608, 217088, 244224, 251904, 278144, 312912, 325632, 335872, 377856, 417216, 434176, 488448, 503808, 556288, 625824, 651264, 671744, 755712, 834432, 868352, 976896, 1007616, 1112576, 1251648, 1302528, 1511424, 1668864, 1953792, 2015232, 2225152, 2503296, 2605056, 3022848, 3337728, 3907584, 4450304, 5006592, 6045696, 6675456, 7815168, 8900608, 10013184, 13350912, 17801216, 20026368, 26701824, 35602432, 40052736, 53403648, 80105472, 106807296, 160210944, 320421888]

約数ペア:

[(1, 320421888), (2, 160210944), (3, 106807296), (4, 80105472), (6, 53403648), (8, 40052736), (9, 35602432), (12, 26701824), (16, 20026368), (18, 17801216), (24, 13350912), (32, 10013184), (36, 8900608), (41, 7815168), (48, 6675456), (53, 6045696), (64, 5006592), (72, 4450304), (82, 3907584), (96, 3337728), (106, 3022848), (123, 2605056), (128, 2503296), (144, 2225152), (159, 2015232), (164, 1953792), (192, 1668864), (212, 1511424), (246, 1302528), (256, 1251648), (288, 1112576), (318, 1007616), (328, 976896), (369, 868352), (384, 834432), (424, 755712), (477, 671744), (492, 651264), (512, 625824), (576, 556288), (636, 503808), (656, 488448), (738, 434176), (768, 417216), (848, 377856), (954, 335872), (984, 325632), (1024, 312912), (1152, 278144), (1272, 251904), (1312, 244224), (1476, 217088), (1536, 208608), (1696, 188928), (1908, 167936), (1968, 162816), (2048, 156456), (2173, 147456), (2304, 139072), (2544, 125952), (2624, 122112), (2952, 108544), (3072, 104304), (3392, 94464), (3816, 83968), (3936, 81408), (4096, 78228), (4346, 73728), (4608, 69536), (5088, 62976), (5248, 61056), (5904, 54272), (6144, 52152), (6519, 49152), (6784, 47232), (7632, 41984), (7872, 40704), (8192, 39114), (8692, 36864), (9216, 34768), (10176, 31488), (10496, 30528), (11808, 27136), (12288, 26076), (13038, 24576), (13568, 23616), (15264, 20992), (15744, 20352), (16384, 19557), (17384, 18432)]