221286008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 478548000

約数和(自身を除く): 257261992

約数列:

[1, 2, 4, 8, 17, 19, 29, 34, 38, 58, 68, 76, 116, 136, 152, 232, 323, 493, 551, 646, 986, 1102, 1292, 1972, 2204, 2584, 2953, 3944, 4408, 5906, 9367, 11812, 18734, 23624, 37468, 50201, 56107, 74936, 85637, 100402, 112214, 171274, 200804, 224428, 342548, 401608, 448856, 685096, 953819, 1455829, 1627103, 1907638, 2911658, 3254206, 3815276, 5823316, 6508412, 7630552, 11646632, 13016824, 27660751, 55321502, 110643004, 221286008]

約数ペア:

[(1, 221286008), (2, 110643004), (4, 55321502), (8, 27660751), (17, 13016824), (19, 11646632), (29, 7630552), (34, 6508412), (38, 5823316), (58, 3815276), (68, 3254206), (76, 2911658), (116, 1907638), (136, 1627103), (152, 1455829), (232, 953819), (323, 685096), (493, 448856), (551, 401608), (646, 342548), (986, 224428), (1102, 200804), (1292, 171274), (1972, 112214), (2204, 100402), (2584, 85637), (2953, 74936), (3944, 56107), (4408, 50201), (5906, 37468), (9367, 23624), (11812, 18734)]