1991696256

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{52391}}^1$

素因数の和:52425

約数の個数: 128

約数和(自身を含む): 6412780800

約数和(自身を除く): 4421084544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 528, 576, 594, 704, 792, 864, 1056, 1152, 1188, 1408, 1584, 1728, 2112, 2376, 3168, 3456, 4224, 4752, 6336, 9504, 12672, 19008, 38016, 52391, 104782, 157173, 209564, 314346, 419128, 471519, 576301, 628692, 838256, 943038, 1152602, 1257384, 1414557, 1676512, 1728903, 1886076, 2305204, 2514768, 2829114, 3353024, 3457806, 3772152, 4610408, 5029536, 5186709, 5658228, 6706048, 6915612, 7544304, 9220816, 10059072, 10373418, 11316456, 13831224, 15088608, 15560127, 18441632, 20118144, 20746836, 22632912, 27662448, 30177216, 31120254, 36883264, 41493672, 45265824, 55324896, 60354432, 62240508, 73766528, 82987344, 90531648, 110649792, 124481016, 165974688, 181063296, 221299584, 248962032, 331949376, 497924064, 663898752, 995848128, 1991696256]

約数ペア:

[(1, 1991696256), (2, 995848128), (3, 663898752), (4, 497924064), (6, 331949376), (8, 248962032), (9, 221299584), (11, 181063296), (12, 165974688), (16, 124481016), (18, 110649792), (22, 90531648), (24, 82987344), (27, 73766528), (32, 62240508), (33, 60354432), (36, 55324896), (44, 45265824), (48, 41493672), (54, 36883264), (64, 31120254), (66, 30177216), (72, 27662448), (88, 22632912), (96, 20746836), (99, 20118144), (108, 18441632), (128, 15560127), (132, 15088608), (144, 13831224), (176, 11316456), (192, 10373418), (198, 10059072), (216, 9220816), (264, 7544304), (288, 6915612), (297, 6706048), (352, 5658228), (384, 5186709), (396, 5029536), (432, 4610408), (528, 3772152), (576, 3457806), (594, 3353024), (704, 2829114), (792, 2514768), (864, 2305204), (1056, 1886076), (1152, 1728903), (1188, 1676512), (1408, 1414557), (1584, 1257384), (1728, 1152602), (2112, 943038), (2376, 838256), (3168, 628692), (3456, 576301), (4224, 471519), (4752, 419128), (6336, 314346), (9504, 209564), (12672, 157173), (19008, 104782), (38016, 52391)]