1279723968

素因数分解:

$2^6\times 3^3\times {\mathrm{740581}}^1$

素因数の和:740602

約数の個数: 56

約数和(自身を含む): 3762156560

約数和(自身を除く): 2482432592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 740581, 1481162, 2221743, 2962324, 4443486, 5924648, 6665229, 8886972, 11849296, 13330458, 17773944, 19995687, 23698592, 26660916, 35547888, 39991374, 47397184, 53321832, 71095776, 79982748, 106643664, 142191552, 159965496, 213287328, 319930992, 426574656, 639861984, 1279723968]

約数ペア:

[(1, 1279723968), (2, 639861984), (3, 426574656), (4, 319930992), (6, 213287328), (8, 159965496), (9, 142191552), (12, 106643664), (16, 79982748), (18, 71095776), (24, 53321832), (27, 47397184), (32, 39991374), (36, 35547888), (48, 26660916), (54, 23698592), (64, 19995687), (72, 17773944), (96, 13330458), (108, 11849296), (144, 8886972), (192, 6665229), (216, 5924648), (288, 4443486), (432, 2962324), (576, 2221743), (864, 1481162), (1728, 740581)]