131962880

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 369729360

約数和(自身を除く): 237766480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 263, 280, 320, 392, 448, 490, 512, 526, 560, 640, 784, 896, 980, 1024, 1052, 1120, 1280, 1315, 1568, 1792, 1841, 1960, 2048, 2104, 2240, 2560, 2630, 3136, 3584, 3682, 3920, 4208, 4480, 5120, 5260, 6272, 7168, 7364, 7840, 8416, 8960, 9205, 10240, 10520, 12544, 12887, 14336, 14728, 15680, 16832, 17920, 18410, 21040, 25088, 25774, 29456, 31360, 33664, 35840, 36820, 42080, 50176, 51548, 58912, 62720, 64435, 67328, 71680, 73640, 84160, 100352, 103096, 117824, 125440, 128870, 134656, 147280, 168320, 206192, 235648, 250880, 257740, 269312, 294560, 336640, 412384, 471296, 501760, 515480, 538624, 589120, 673280, 824768, 942592, 1030960, 1178240, 1346560, 1649536, 1885184, 2061920, 2356480, 2693120, 3299072, 3770368, 4123840, 4712960, 6598144, 8247680, 9425920, 13196288, 16495360, 18851840, 26392576, 32990720, 65981440, 131962880]

約数ペア:

[(1, 131962880), (2, 65981440), (4, 32990720), (5, 26392576), (7, 18851840), (8, 16495360), (10, 13196288), (14, 9425920), (16, 8247680), (20, 6598144), (28, 4712960), (32, 4123840), (35, 3770368), (40, 3299072), (49, 2693120), (56, 2356480), (64, 2061920), (70, 1885184), (80, 1649536), (98, 1346560), (112, 1178240), (128, 1030960), (140, 942592), (160, 824768), (196, 673280), (224, 589120), (245, 538624), (256, 515480), (263, 501760), (280, 471296), (320, 412384), (392, 336640), (448, 294560), (490, 269312), (512, 257740), (526, 250880), (560, 235648), (640, 206192), (784, 168320), (896, 147280), (980, 134656), (1024, 128870), (1052, 125440), (1120, 117824), (1280, 103096), (1315, 100352), (1568, 84160), (1792, 73640), (1841, 71680), (1960, 67328), (2048, 64435), (2104, 62720), (2240, 58912), (2560, 51548), (2630, 50176), (3136, 42080), (3584, 36820), (3682, 35840), (3920, 33664), (4208, 31360), (4480, 29456), (5120, 25774), (5260, 25088), (6272, 21040), (7168, 18410), (7364, 17920), (7840, 16832), (8416, 15680), (8960, 14728), (9205, 14336), (10240, 12887), (10520, 12544)]