638558208

素因数分解:

$2^{13}\times 3^3\times {\mathrm{2887}}^1$

素因数の和:2922

約数の個数: 112

約数和(自身を含む): 1892564160

約数和(自身を除く): 1254005952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1024, 1152, 1536, 1728, 2048, 2304, 2887, 3072, 3456, 4096, 4608, 5774, 6144, 6912, 8192, 8661, 9216, 11548, 12288, 13824, 17322, 18432, 23096, 24576, 25983, 27648, 34644, 36864, 46192, 51966, 55296, 69288, 73728, 77949, 92384, 103932, 110592, 138576, 155898, 184768, 207864, 221184, 277152, 311796, 369536, 415728, 554304, 623592, 739072, 831456, 1108608, 1247184, 1478144, 1662912, 2217216, 2494368, 2956288, 3325824, 4434432, 4988736, 5912576, 6651648, 8868864, 9977472, 11825152, 13303296, 17737728, 19954944, 23650304, 26606592, 35475456, 39909888, 53213184, 70950912, 79819776, 106426368, 159639552, 212852736, 319279104, 638558208]

約数ペア:

[(1, 638558208), (2, 319279104), (3, 212852736), (4, 159639552), (6, 106426368), (8, 79819776), (9, 70950912), (12, 53213184), (16, 39909888), (18, 35475456), (24, 26606592), (27, 23650304), (32, 19954944), (36, 17737728), (48, 13303296), (54, 11825152), (64, 9977472), (72, 8868864), (96, 6651648), (108, 5912576), (128, 4988736), (144, 4434432), (192, 3325824), (216, 2956288), (256, 2494368), (288, 2217216), (384, 1662912), (432, 1478144), (512, 1247184), (576, 1108608), (768, 831456), (864, 739072), (1024, 623592), (1152, 554304), (1536, 415728), (1728, 369536), (2048, 311796), (2304, 277152), (2887, 221184), (3072, 207864), (3456, 184768), (4096, 155898), (4608, 138576), (5774, 110592), (6144, 103932), (6912, 92384), (8192, 77949), (8661, 73728), (9216, 69288), (11548, 55296), (12288, 51966), (13824, 46192), (17322, 36864), (18432, 34644), (23096, 27648), (24576, 25983)]