1640134656

素因数分解:

$2^{11}\times 3^4\times {\mathrm{9887}}^1$

素因数の和:9921

約数の個数: 120

約数和(自身を含む): 4899454560

約数和(自身を除く): 3259319904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 864, 1024, 1152, 1296, 1536, 1728, 2048, 2304, 2592, 3072, 3456, 4608, 5184, 6144, 6912, 9216, 9887, 10368, 13824, 18432, 19774, 20736, 27648, 29661, 39548, 41472, 55296, 59322, 79096, 82944, 88983, 118644, 158192, 165888, 177966, 237288, 266949, 316384, 355932, 474576, 533898, 632768, 711864, 800847, 949152, 1067796, 1265536, 1423728, 1601694, 1898304, 2135592, 2531072, 2847456, 3203388, 3796608, 4271184, 5062144, 5694912, 6406776, 7593216, 8542368, 10124288, 11389824, 12813552, 15186432, 17084736, 20248576, 22779648, 25627104, 30372864, 34169472, 45559296, 51254208, 60745728, 68338944, 91118592, 102508416, 136677888, 182237184, 205016832, 273355776, 410033664, 546711552, 820067328, 1640134656]

約数ペア:

[(1, 1640134656), (2, 820067328), (3, 546711552), (4, 410033664), (6, 273355776), (8, 205016832), (9, 182237184), (12, 136677888), (16, 102508416), (18, 91118592), (24, 68338944), (27, 60745728), (32, 51254208), (36, 45559296), (48, 34169472), (54, 30372864), (64, 25627104), (72, 22779648), (81, 20248576), (96, 17084736), (108, 15186432), (128, 12813552), (144, 11389824), (162, 10124288), (192, 8542368), (216, 7593216), (256, 6406776), (288, 5694912), (324, 5062144), (384, 4271184), (432, 3796608), (512, 3203388), (576, 2847456), (648, 2531072), (768, 2135592), (864, 1898304), (1024, 1601694), (1152, 1423728), (1296, 1265536), (1536, 1067796), (1728, 949152), (2048, 800847), (2304, 711864), (2592, 632768), (3072, 533898), (3456, 474576), (4608, 355932), (5184, 316384), (6144, 266949), (6912, 237288), (9216, 177966), (9887, 165888), (10368, 158192), (13824, 118644), (18432, 88983), (19774, 82944), (20736, 79096), (27648, 59322), (29661, 55296), (39548, 41472)]