1278726912

素因数分解:

$2^8\times 3^4\times {\mathrm{61667}}^1$

素因数の和:61695

約数の個数: 90

約数和(自身を含む): 3812994108

約数和(自身を除く): 2534267196

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, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 20736, 61667, 123334, 185001, 246668, 370002, 493336, 555003, 740004, 986672, 1110006, 1480008, 1665009, 1973344, 2220012, 2960016, 3330018, 3946688, 4440024, 4995027, 5920032, 6660036, 7893376, 8880048, 9990054, 11840064, 13320072, 15786752, 17760096, 19980108, 23680128, 26640144, 35520192, 39960216, 47360256, 53280288, 71040384, 79920432, 106560576, 142080768, 159840864, 213121152, 319681728, 426242304, 639363456, 1278726912]

約数ペア:

[(1, 1278726912), (2, 639363456), (3, 426242304), (4, 319681728), (6, 213121152), (8, 159840864), (9, 142080768), (12, 106560576), (16, 79920432), (18, 71040384), (24, 53280288), (27, 47360256), (32, 39960216), (36, 35520192), (48, 26640144), (54, 23680128), (64, 19980108), (72, 17760096), (81, 15786752), (96, 13320072), (108, 11840064), (128, 9990054), (144, 8880048), (162, 7893376), (192, 6660036), (216, 5920032), (256, 4995027), (288, 4440024), (324, 3946688), (384, 3330018), (432, 2960016), (576, 2220012), (648, 1973344), (768, 1665009), (864, 1480008), (1152, 1110006), (1296, 986672), (1728, 740004), (2304, 555003), (2592, 493336), (3456, 370002), (5184, 246668), (6912, 185001), (10368, 123334), (20736, 61667)]