279968344

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 576748800

約数和(自身を除く): 296780456

約数列:

[1, 2, 4, 8, 19, 37, 38, 67, 74, 76, 134, 148, 152, 268, 296, 536, 703, 743, 1273, 1406, 1486, 2479, 2546, 2812, 2972, 4958, 5092, 5624, 5944, 9916, 10184, 14117, 19832, 27491, 28234, 47101, 49781, 54982, 56468, 94202, 99562, 109964, 112936, 188404, 199124, 219928, 376808, 398248, 522329, 945839, 1044658, 1841897, 1891678, 2089316, 3683794, 3783356, 4178632, 7367588, 7566712, 14735176, 34996043, 69992086, 139984172, 279968344]

約数ペア:

[(1, 279968344), (2, 139984172), (4, 69992086), (8, 34996043), (19, 14735176), (37, 7566712), (38, 7367588), (67, 4178632), (74, 3783356), (76, 3683794), (134, 2089316), (148, 1891678), (152, 1841897), (268, 1044658), (296, 945839), (536, 522329), (703, 398248), (743, 376808), (1273, 219928), (1406, 199124), (1486, 188404), (2479, 112936), (2546, 109964), (2812, 99562), (2972, 94202), (4958, 56468), (5092, 54982), (5624, 49781), (5944, 47101), (9916, 28234), (10184, 27491), (14117, 19832)]