280215060482

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{28859}}^1$

素因数の和:29271

約数の個数: 64

約数和(自身を含む): 511002086400

約数和(自身を除く): 230787025918

約数列:

[1, 2, 7, 14, 19, 38, 133, 173, 211, 266, 346, 422, 1211, 1477, 2422, 2954, 3287, 4009, 6574, 8018, 23009, 28063, 28859, 36503, 46018, 56126, 57718, 73006, 202013, 255521, 404026, 511042, 548321, 693557, 1096642, 1387114, 3838247, 4854899, 4992607, 6089249, 7676494, 9709798, 9985214, 12178498, 34948249, 42624743, 69896498, 85249486, 94859533, 115695731, 189719066, 231391462, 664016731, 809870117, 1053440077, 1328033462, 1619740234, 2106880154, 7374080539, 14748161078, 20015361463, 40030722926, 140107530241, 280215060482]

約数ペア:

[(1, 280215060482), (2, 140107530241), (7, 40030722926), (14, 20015361463), (19, 14748161078), (38, 7374080539), (133, 2106880154), (173, 1619740234), (211, 1328033462), (266, 1053440077), (346, 809870117), (422, 664016731), (1211, 231391462), (1477, 189719066), (2422, 115695731), (2954, 94859533), (3287, 85249486), (4009, 69896498), (6574, 42624743), (8018, 34948249), (23009, 12178498), (28063, 9985214), (28859, 9709798), (36503, 7676494), (46018, 6089249), (56126, 4992607), (57718, 4854899), (73006, 3838247), (202013, 1387114), (255521, 1096642), (404026, 693557), (511042, 548321)]