668645376

素因数分解:

$2^{11}\times 3^1\times 7^2\times {\mathrm{2221}}^1$

素因数の和:2260

約数の個数: 144

約数和(自身を含む): 2074592520

約数和(自身を除く): 1405947144

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, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1024, 1176, 1344, 1536, 1568, 1792, 2048, 2221, 2352, 2688, 3072, 3136, 3584, 4442, 4704, 5376, 6144, 6272, 6663, 7168, 8884, 9408, 10752, 12544, 13326, 14336, 15547, 17768, 18816, 21504, 25088, 26652, 31094, 35536, 37632, 43008, 46641, 50176, 53304, 62188, 71072, 75264, 93282, 100352, 106608, 108829, 124376, 142144, 150528, 186564, 213216, 217658, 248752, 284288, 301056, 326487, 373128, 426432, 435316, 497504, 568576, 652974, 746256, 852864, 870632, 995008, 1137152, 1305948, 1492512, 1705728, 1741264, 1990016, 2274304, 2611896, 2985024, 3411456, 3482528, 3980032, 4548608, 5223792, 5970048, 6822912, 6965056, 7960064, 10447584, 11940096, 13645824, 13930112, 15920128, 20895168, 23880192, 27860224, 31840256, 41790336, 47760384, 55720448, 83580672, 95520768, 111440896, 167161344, 222881792, 334322688, 668645376]

約数ペア:

[(1, 668645376), (2, 334322688), (3, 222881792), (4, 167161344), (6, 111440896), (7, 95520768), (8, 83580672), (12, 55720448), (14, 47760384), (16, 41790336), (21, 31840256), (24, 27860224), (28, 23880192), (32, 20895168), (42, 15920128), (48, 13930112), (49, 13645824), (56, 11940096), (64, 10447584), (84, 7960064), (96, 6965056), (98, 6822912), (112, 5970048), (128, 5223792), (147, 4548608), (168, 3980032), (192, 3482528), (196, 3411456), (224, 2985024), (256, 2611896), (294, 2274304), (336, 1990016), (384, 1741264), (392, 1705728), (448, 1492512), (512, 1305948), (588, 1137152), (672, 995008), (768, 870632), (784, 852864), (896, 746256), (1024, 652974), (1176, 568576), (1344, 497504), (1536, 435316), (1568, 426432), (1792, 373128), (2048, 326487), (2221, 301056), (2352, 284288), (2688, 248752), (3072, 217658), (3136, 213216), (3584, 186564), (4442, 150528), (4704, 142144), (5376, 124376), (6144, 108829), (6272, 106608), (6663, 100352), (7168, 93282), (8884, 75264), (9408, 71072), (10752, 62188), (12544, 53304), (13326, 50176), (14336, 46641), (15547, 43008), (17768, 37632), (18816, 35536), (21504, 31094), (25088, 26652)]